CN108898407A - Goods information retroactive method, apparatus and system - Google Patents

Abstract

The present invention provides a cargo information traceability method, device and system. The method is applied to a blockchain network, and the blockchain network communicates with multiple business platforms respectively. The method includes: receiving a cargo status query request sent by a demand business platform, The demand business platform is one of multiple business platforms; extract the target cargo identification in the cargo status query request; search for the cargo status information corresponding to the target cargo status in the multiple stored cargo status information; store the cargo status The information is returned to the demand business platform, which alleviates the technical problem in the existing technology that the tampered cargo information cannot support management decisions, and achieves the technical effect of enabling cargo information to support management decisions.

Description

Cargo information traceability method, device and system

technical field

The present invention relates to the technical field of information traceability, in particular to a cargo information traceability method, device and system.

Background technique

International trade, also known as commerce, refers to the transaction of goods and services across borders, generally consisting of import trade and export trade, so it can also be called import and export trade. Participants in international trade may include: international trade consignees and consignors, international trade service providers, international trade venue operators and regulatory agencies. Each international trade participant corresponds to a business platform, and cargo information is transmitted between business platforms.

In practical applications, both providers and consumers of international trade goods have the need for goods information traceability, but in the existing goods information traceability technology, goods information may be tampered with, resulting in the tampered goods information not being able to support management decisions.

Contents of the invention

In view of this, the purpose of the present invention is to provide a cargo information traceability method, device and system to alleviate the technical problem in the prior art that tampered cargo information cannot support management decisions.

In the first aspect, the embodiment of the present invention provides a method for tracing cargo information, the method is applied to a blockchain network, and the blockchain network is respectively connected to multiple business platforms through communication, and the method includes:

receiving a cargo status query request sent by a demand service platform, where the demand service platform is one of the multiple service platforms;

Extracting the target cargo identifier in the cargo status inquiry request;

Finding the cargo status information corresponding to the target cargo identifier in the multiple pieces of stored cargo status information;

Return the cargo status information to the demand service platform.

In combination with the first aspect, the embodiment of the present invention provides a first possible implementation manner of the first aspect, wherein, in the plurality of stored cargo status information, searching for the cargo status information corresponding to the target cargo identifier ,include:

determining the cargo identification corresponding to each of the cargo status information;

Among the plurality of cargo identifiers, determining a cargo identifier matching the target cargo identifier; searching for cargo status information corresponding to the cargo identifier matching the target cargo identifier.

In combination with the first aspect, the embodiment of the present invention provides a second possible implementation of the first aspect, wherein multiple business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form goods supply path, the method further comprising:

Receive the data content sent by any business platform, the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant;

According to the preset smart contract and the data content, determine the destination service platform of the next hop of the service platform in the goods supply route;

adding a time stamp to the set consisting of the target business platform, the data content, and the business platform sending the data content to obtain the cargo data;

Send the data content to the target service platform.

In combination with the first aspect, the embodiment of the present invention provides a third possible implementation manner of the first aspect, wherein multiple business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form goods supply path, the method further comprising:

Receive the data content sent by any business platform, the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant;

According to the preset smart contract and the data content, determine the destination service platform of the next hop of the service platform in the goods supply route;

According to the target service platform, the data content, and the service platform sending the data content, determine the current location data in the corresponding relationship between the location data of the smart contract and the service platform and data content;

adding a time stamp to the set consisting of the destination business platform, the data content, the current location data, and the business platform sending the data content to obtain the cargo data;

Send the data content to the target service platform.

With reference to the first aspect, the embodiment of the present invention provides a fourth possible implementation manner of the first aspect, wherein the method further includes:

For each of the stored cargo data, extract the cargo identifier in the data content;

Combining at least one piece of cargo data with the same cargo identifier into one piece of unsorted cargo status information;

Arranging the cargo data in the unsorted cargo status information in ascending order of time stamps to obtain the cargo status information.

In the second aspect, the embodiment of the present invention also provides a cargo information traceability device, including: a receiving module, an extraction module, a search module and a return module;

The receiving module is configured to receive a cargo status query request sent by a demand service platform, where the demand service platform is one of a plurality of service platforms;

The extracting module is used to extract the target cargo identifier in the cargo status inquiry request;

The search module is configured to search for the cargo status information corresponding to the target cargo identifier among the multiple stored cargo status information;

The returning module is used to return the cargo status information to the demand service platform.

In the third aspect, the embodiment of the present invention also provides a cargo information traceability system, including: multiple information collection devices, multiple business platforms, and a blockchain network applying the method described in any one of the first aspect.

In combination with the third aspect, the embodiment of the present invention provides a first possible implementation manner of the third aspect, wherein the multiple service platforms include: a consignor service platform;

The consignor business platform is connected to the first information collection device, and the first information collection device is used to send the collected cargo attribute information to the consignor business platform, and the consignor business platform sends the The data content of the block chain network is generated according to the property information of the goods.

In combination with the third aspect, the embodiment of the present invention provides a second possible implementation manner of the third aspect, wherein the multiple business platforms include: a shipping company business platform;

The shipping company business platform is connected to the second information collection device, and the second information collection device is used to send the collected container information to the shipping company business platform, and the shipping company business platform sends it to the block The data content of the chain network is generated according to the container information.

In a fourth aspect, an embodiment of the present invention further provides a computer-readable medium having a non-volatile program code executable by a processor, the program code causing the processor to execute any one of the methods described in the first aspect.

The embodiment of the present invention brings the following beneficial effects: the cargo information tracing method provided by the embodiment of the present invention is applied to a block chain network, and the block chain network is respectively connected to a plurality of business platforms through communication. The method includes: receiving demand The cargo status query request sent by the business platform, the demand business platform is one of the multiple business platforms; the target cargo identifier in the cargo status query request is extracted; among the multiple stored cargo status information , searching for cargo status information corresponding to the target cargo identifier; and returning the cargo status information to the demand service platform.

Therefore, when an international trade participant wants to check the status of the goods, the international trade participant can send a goods status query request to the blockchain network through the corresponding business platform (demand business platform), and the blockchain network receives the demand business The cargo status query request sent by the platform extracts the target cargo identifier in the cargo status query request; finds the cargo status information corresponding to the target cargo identifier from the multiple stored cargo status information; The information is returned to the demand business platform, so that international trade participants can view the cargo status information corresponding to the target cargo identifier through their own business platform. At the same time, since the cargo status information is stored in the blockchain network, so Cargo status information cannot be tampered with. To ensure the authenticity of the cargo status information, international trade participants can use the real cargo status information to make management decisions and avoid possible tampering of cargo information due to the existing cargo information traceability technology. The resulting tampered cargo information cannot support management decisions. Therefore, the technical problem that tampered cargo information cannot support management decisions in the prior art is alleviated, and the technical effect of enabling cargo information to support management decisions is achieved. .

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the above-mentioned objects, features and advantages of the present invention more comprehensible, preferred embodiments will be described in detail below together with the accompanying drawings.

Description of drawings

In order to more clearly illustrate the specific implementation of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the specific implementation or description of the prior art. Obviously, the accompanying drawings in the following description The drawings show some implementations of the present invention, and those skilled in the art can obtain other drawings based on these drawings without any creative work.

Fig. 1 is the first flow chart of the cargo information traceability method provided by the embodiment of the present invention;

Fig. 2 is the flowchart of step S103 in Fig. 1;

Fig. 3 is the second flow chart of the cargo information traceability method provided by the embodiment of the present invention;

Fig. 4 is a schematic structural diagram of a cargo information traceability system provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. the embodiment. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

At present, International Trade, also known as commerce, refers to the transaction of goods and services across borders, generally consisting of import trade and export trade, so it can also be called import and export trade. Participants in international trade may include: international trade consignees and consignors, international trade service providers, international trade venue operators and regulatory agencies. Each international trade participant corresponds to a business platform, and cargo information is transmitted between business platforms.

In practical applications, both suppliers and consumers of goods in international trade need to trace goods information. However, in the existing goods information traceability technology, goods information may be tampered with, resulting in the tampered goods information not being able to support management decisions. Based on this , a cargo information traceability method, device and system provided by the embodiments of the present invention can alleviate the technical problem existing in the prior art that tampered cargo information cannot support management decision-making, and achieve a technology that enables cargo information to support management decision-making Effect.

In order to facilitate the understanding of this embodiment, a method for tracing goods information disclosed in the embodiment of the present invention is first introduced in detail. The method is applied to a blockchain network, and the blockchain network is respectively connected to multiple business platforms by communication, such as As shown in Fig. 1, the method for tracing cargo information may include the following steps.

Exemplarily, the multiple service platforms include: a consignee service platform, a consignor service platform, a service provider service platform, a place operator service platform, and a regulator service platform.

Exemplarily, the service provider business platform may include: a customs declaration business platform, an inspection declaration business platform, a shipping agency business platform, a logistics transportation business platform, a freight forwarding business platform, a banking business platform, an insurance business platform, a financing business platform, and the like.

Exemplarily, the place operator business platform may include: a terminal business platform, a port business platform, a bonded area business platform, a supervision place business platform, and the like.

Exemplarily, the regulatory agency business platform may include: a customs business platform, a quarantine business platform, a maritime business platform, a frontier inspection business platform, a foreign exchange business platform, a national tax business platform, a business business platform, and a port business platform.

Step S101, receiving a cargo status inquiry request sent by a demand service platform, where the demand service platform is one of the plurality of service platforms.

Exemplarily, when an international trade participant wants to inquire about the cargo status of a certain cargo, he can send a cargo status query request to the blockchain network through his own business platform (demand business platform).

Exemplarily, the cargo status query request may include a target cargo identifier, and the cargo corresponding to the target cargo identifier is the cargo that international trade participants are concerned about.

Step S102, extracting the target cargo identifier in the cargo status inquiry request.

Step S103, searching for the cargo status information corresponding to the target cargo identifier in the stored cargo status information.

Exemplarily, each piece of cargo status information may include: cargo attribute information and operation status information. Each of the cargo status information may include both historical cargo status information and current cargo status information.

Exemplarily, as shown in FIG. 2, step S103 may include the following steps.

Step S201, determining the cargo identification corresponding to each of the cargo status information.

Exemplarily, the block chain network can store a plurality of cargo status information, and each cargo status information corresponds to a cargo identifier.

Exemplarily, the pieces of cargo status information may include: B ₁ , B ₂ , B ₃ , B ₄ and B ₅ .

Exemplarily, the correspondence between the cargo status information and the cargo identifier may be as shown in Table 1.

Table 1

cargo status information cargo identification _B1 A ₁ B ₂ A ₂ B ₃ A ₃ B ₄ A ₄ B ₅ A ₅

Step S202, among the multiple cargo identifiers, determine a cargo identifier that matches the target cargo identifier.

Exemplarily, the plurality of cargo identifiers may include: A ₁ , A ₂ , A ₃ , A ₄ and A ₅ . When the target cargo identifier is A3, the target cargo identifier _A3 matches _A3 among the plurality _of cargo identifiers.

Step S203, searching for the cargo state information corresponding to the cargo ID matching the target cargo ID.

Exemplarily, when the target cargo identifier is A ₃ , then search for cargo status information B ₃ corresponding to the cargo identifier A ₃ that matches the target cargo identifier A ₃ .

Step S104, returning the cargo status information to the demand service platform.

Exemplarily, when the target cargo is identified as A3, the cargo status information _{B3 is} returned to the demand business platform.

Exemplarily, since the cargo status information is stored in the block chain network, the cargo status information cannot be tampered with, therefore, the cargo status information is true. When the demand business platform receives the real cargo status information, it can use the cargo status information to make management decisions.

In the embodiment of the present invention, the method for tracing goods information provided by the embodiment of the present invention is applied to a block chain network, and the block chain network is respectively connected to multiple business platforms by communication. The method includes: receiving the goods sent by the demand business platform A status query request, the demand service platform is one of the plurality of business platforms; extract the target cargo identifier in the cargo status query request; search for items related to the stored cargo status information The goods status information corresponding to the target goods identifier; returning the goods status information to the demand service platform.

Therefore, when an international trade participant wants to check the status of the goods, the international trade participant can send a goods status query request to the blockchain network through the corresponding business platform (demand business platform), and the blockchain network receives the demand business The cargo status query request sent by the platform extracts the target cargo identifier in the cargo status query request; finds the cargo status information corresponding to the target cargo identifier from the multiple stored cargo status information; The information is returned to the demand business platform, so that international trade participants can view the cargo status information corresponding to the target cargo identifier through their own business platform. At the same time, since the cargo status information is stored in the blockchain network, so Cargo status information cannot be tampered with. To ensure the authenticity of the cargo status information, international trade participants can use the real cargo status information to make management decisions and avoid possible tampering of cargo information due to the existing cargo information traceability technology. The resulting tampered cargo information cannot support management decisions. Therefore, the technical problem that tampered cargo information cannot support management decisions in the prior art is alleviated, and the technical effect of enabling cargo information to support management decisions is achieved. .

In yet another embodiment of the present invention, a plurality of said business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form a goods supply route, as shown in FIG. 3 , the goods information traceability method The following steps may also be included.

Step S301, receiving the data content sent by any business platform, the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant.

Exemplarily, the data content may be: a consignment book, a bill of lading, a customs declaration, a receipt, a bill of lading, or a verification form.

Step S302, according to the preset smart contract and the data content, determine the next-hop destination business platform of the business platform in the goods supply route.

Exemplarily, the smart contract is generated according to the actual business processes of all the business platforms.

Exemplarily, in the actual business process, the consignor business platform needs to send the consignment letter to the freight forwarder business platform, and this business process is written in the smart contract in the form of code. After the block chain network receives the consignment letter sent by the consignor business platform, it can determine that the destination business platform is the freight forwarding business platform.

Step S303, adding a time stamp to the set consisting of the target service platform, the data content and the service platform sending the data content to obtain the cargo data.

Exemplarily, the block chain network will add a time stamp to the set consisting of the freight forwarding business platform, the consignment book and the consignor business platform to obtain the cargo data.

Exemplarily, the cargo data may be as shown in Table 2.

Table 2

Send data platform data content Target business platform time Consignor business platform consignment book Freight forwarding business platform timestamp

Step S304, sending the data content to the target service platform.

Exemplarily, the consignment book is sent to the freight forwarding business platform, so that the freight forwarding business platform generates a booking order according to the consignment book.

In yet another embodiment of the present invention, multiple business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form a cargo supply route, and the cargo information tracing method may further include the following steps.

Exemplarily, international trade participants not only care about the business platform and data content in the operation status information, but also care about the current location data in the operation status information.

The data content sent by any business platform is received, and the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant.

Exemplarily, the data content may be: a consignment book, a bill of lading, a customs declaration, a receipt, a bill of lading, or a verification form.

According to the preset smart contract and the data content, the destination service platform of the next hop of the service platform is determined in the goods supply route.

Exemplarily, the smart contract is generated according to the actual business processes of all the business platforms.

Exemplarily, in the actual business process, the consignor business platform needs to send the consignment letter to the freight forwarder business platform, and this business process is written in the smart contract in the form of code. After the block chain network receives the consignment letter sent by the consignor business platform, it can determine that the destination business platform is the freight forwarding business platform.

According to the target service platform, the data content and the service platform sending the data content, the current location data is determined in the corresponding relationship between the location data of the smart contract and the service platform and data content.

Exemplarily, in the actual business process, the freight forwarder first transports the export goods to the warehouse in the port area to wait for loading, and then applies to the customs for export with the customs declaration materials. This business process is written in the smart contract in the form of code. Therefore, when the blockchain network receives the customs declaration materials sent by the freight forwarding business platform, it can be determined that the current location data of the goods is the warehouse in the port area.

Exemplarily, the corresponding relationship between location data, service platform and data content may be as shown in Table 3.

table 3

Send data platform data content Target business platform location data Freight forwarding business platform Customs declaration materials Customs business platform Port Warehouse

Adding a time stamp to the set consisting of the destination service platform, the data content, the current location data, and the service platform sending the data content to obtain the cargo data.

Exemplarily, the cargo data may be as shown in Table 4.

Table 4

Send data platform data content Target business platform location data time Freight forwarding business platform Customs declaration materials Customs business platform Port Warehouse timestamp

Send the data content to the target service platform.

Exemplarily, the customs declaration materials are sent to the customs business platform, so that the customs business platform generates an export tax rebate declaration form and a verification form according to the customs declaration materials.

In yet another embodiment of the present invention, the method for tracing cargo information may further include the following steps.

For each of the stored cargo data, the cargo identifier in the data content is extracted.

Combining at least one piece of cargo data with the same cargo identifier into one piece of unsorted cargo status information.

Arranging the cargo data in the unsorted cargo status information in ascending order of time stamps to obtain the cargo status information.

Exemplarily, the cargo status information _B3 may be as shown in Table 5.

table 5

Exemplarily, the cargo status information B ₃ may include: cargo data B ₃₁ , cargo data B ₃₂ , cargo data B ₃₃ , cargo data B ₃₄ and cargo data B ₃₅ . Wherein, first time stamp<second time stamp<third time stamp<fourth time stamp<fifth time stamp.

Exemplarily, the cargo data B ₃₂ may be as shown in the third row of Table 5. The cargo data B ₃₂ may include: a freight forwarding business platform, a booking order, a shipping agency business platform, a consignor's warehouse, and a second time stamp.

In yet another embodiment of the present invention, a cargo information traceability device disclosed in the embodiment of the present invention is introduced in detail, including: a receiving module, an extracting module, a searching module and a returning module.

The receiving module is configured to receive a cargo status query request sent by a demand service platform, where the demand service platform is one of multiple service platforms.

The extracting module is used to extract the target cargo identifier in the cargo status inquiry request;

The searching module is configured to search for the cargo status information corresponding to the target cargo identifier among the stored multiple cargo status information.

The returning module is used to return the cargo status information to the demand service platform.

In yet another embodiment of the present invention, a cargo information traceability system disclosed in the embodiment of the present invention is introduced in detail, including: multiple information collection devices, multiple business platforms and an application as described in any of the above embodiments Method blockchain network.

Exemplarily, as shown in FIG. 4 , the cargo information traceability system includes two information collection devices, eight business platforms and a block chain network 01 as an example for illustration. The two information collection devices are respectively: a first information collection device 10 and a second information collection device 11 . The eight service platforms are: the first service platform 02, the second service platform 03, the third service platform 04, the fourth service platform 05, the fifth service platform 06, the sixth service platform 07, the seventh service platform 08 and the Eight Business Platform 09. The sixth service platform 07 is connected to the second information collection device 11 . The fifth service platform 06 is connected to the first information collection device 10 .

In yet another embodiment of the present invention, the multiple service platforms include: a consignor service platform.

The consignor business platform is connected to the first information collection device, and the first information collection device is used to send the collected cargo attribute information to the consignor business platform, and the consignor business platform sends the The data content of the block chain network is generated according to the property information of the goods.

In yet another embodiment of the present invention, the multiple business platforms include: a shipping company business platform.

The shipping company business platform is connected to the second information collection device, and the second information collection device is used to send the collected container information to the shipping company business platform, and the shipping company business platform sends it to the block The data content of the chain network is generated according to the container information.

In yet another embodiment of the present invention, a computer-readable medium with processor-executable non-volatile program code disclosed in the embodiment of the present invention is described in detail, and the program code enables the processor to execute The method described in any one of the above-mentioned embodiments.

Relative steps, numerical expressions and numerical values of components and steps set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The implementation principles and technical effects of the device provided by the embodiment of the present invention are the same as those of the foregoing method embodiment. For brief description, for the parts not mentioned in the device embodiment, reference may be made to the corresponding content in the foregoing method embodiment.

Those skilled in the art can clearly understand that for the convenience and brevity of description, the specific working process of the above-described system and device can refer to the corresponding process in the foregoing method embodiments, which will not be repeated here.

In all examples shown and described herein, any specific values should be construed as merely exemplary and not limiting, and thus other examples of the exemplary embodiments may have different values.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in a flowchart or block diagram may represent a module, program segment, or part of code that includes one or more Executable instructions. It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks in succession may, in fact, be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. It should also be noted that each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by a dedicated hardware-based system that performs the specified function or action , or may be implemented by a combination of dedicated hardware and computer instructions.

In addition, in the description of the embodiments of the present invention, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

The computer program product for carrying out the method for tracing cargo information provided by the embodiment of the present invention includes a computer-readable storage medium storing non-volatile program code executable by a processor, and the instructions included in the program code can be used to execute the preceding method For the method described in the embodiment, the specific implementation may refer to the method embodiment, and details are not repeated here.

Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the above-described system, device and unit can refer to the corresponding process in the foregoing method embodiment, which will not be repeated here.

In the several embodiments provided in this application, it should be understood that the disclosed systems, devices and methods may be implemented in other ways. The device embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be combined or May be integrated into another system, or some features may be ignored, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some communication interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.

If the functions are realized in the form of software function units and sold or used as independent products, they can be stored in a non-volatile computer-readable storage medium executable by a processor. Based on this understanding, the essence of the technical solution of the present invention or the part that contributes to the prior art or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in various embodiments of the present invention. The aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes. .

Finally, it should be noted that: the above-described embodiments are only specific implementations of the present invention, used to illustrate the technical solutions of the present invention, rather than limiting them, and the scope of protection of the present invention is not limited thereto, although referring to the foregoing The embodiment has described the present invention in detail, and those skilled in the art should understand that any person familiar with the technical field can still modify the technical solutions described in the foregoing embodiments within the technical scope disclosed in the present invention Changes can be easily thought of, or equivalent replacements are made to some of the technical features; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be included in the scope of the present invention within the scope of protection. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (10)

1. A method for traceability of cargo information, characterized in that the method is applied to a block chain network, and the block chain network is respectively connected to a plurality of business platforms by communication, and the method includes: receiving a cargo status query request sent by a demand service platform, where the demand service platform is one of the multiple service platforms; Extracting the target cargo identifier in the cargo status inquiry request; Finding the cargo status information corresponding to the target cargo identifier in the multiple pieces of stored cargo status information; Return the cargo status information to the demand service platform. 2. The cargo information traceability method according to claim 1, wherein the searching for the cargo status information corresponding to the target cargo identifier among the multiple stored cargo status information includes: determining the cargo identification corresponding to each of the cargo status information; Among the plurality of cargo identifiers, determining a cargo identifier that matches the target cargo identifier; Searching for cargo status information corresponding to the cargo ID matching the target cargo ID. 3. The cargo information traceability method according to claim 2, wherein a plurality of the business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form a cargo supply route, and the method also includes include: Receive the data content sent by any business platform, the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant; According to the preset smart contract and the data content, determine the destination service platform of the next hop of the service platform in the goods supply route; adding a time stamp to the set consisting of the target business platform, the data content, and the business platform sending the data content to obtain the cargo data; Send the data content to the target service platform. 4. The cargo information traceability method according to claim 2, wherein the plurality of business platforms are sorted according to the functions of their corresponding supply chain nodes in the international trade supply chain to form a cargo supply route, and the method also includes: include: Receive the data content sent by any business platform, the data content is sent when the supply chain node corresponding to the business platform starts to transport the goods to the next international trade participant; According to the preset smart contract and the data content, determine the destination service platform of the next hop of the service platform in the goods supply route; According to the target service platform, the data content, and the service platform sending the data content, determine the current location data in the corresponding relationship between the location data of the smart contract and the service platform and data content; adding a time stamp to the set consisting of the destination business platform, the data content, the current location data, and the business platform sending the data content to obtain the cargo data; Send the data content to the target service platform. 5. The cargo information traceability method according to any one of claims 3-4, characterized in that the method further comprises: For each of the stored cargo data, extract the cargo identifier in the data content; Combining at least one piece of cargo data with the same cargo identifier into one piece of unsorted cargo status information; Arranging the cargo data in the unsorted cargo status information in ascending order of time stamps to obtain the cargo status information. 6. A cargo information traceability device, comprising: a receiving module, an extracting module, a searching module and a returning module; The receiving module is configured to receive a cargo status query request sent by a demand service platform, where the demand service platform is one of a plurality of service platforms; The extracting module is used to extract the target cargo identifier in the cargo status inquiry request; The search module is configured to search for the cargo status information corresponding to the target cargo identifier among the multiple stored cargo status information; The returning module is used to return the cargo status information to the demand service platform. 7. A cargo information traceability system, characterized in that it comprises: a plurality of information collection devices, a plurality of business platforms and a blockchain network applying the method according to any one of claims 1-5. 8. The cargo information traceability system according to claim 7, wherein the multiple business platforms include: consignor business platform; The consignor business platform is connected to the first information collection device, and the first information collection device is used to send the collected cargo attribute information to the consignor business platform, and the consignor business platform sends the The data content of the block chain network is generated according to the property information of the goods. 9. The cargo information traceability system according to claim 7, wherein the plurality of business platforms include: a shipping company business platform; The shipping company business platform is connected to the second information collection device, and the second information collection device is used to send the collected container information to the shipping company business platform, and the shipping company business platform sends it to the block The data content of the chain network is generated according to the container information. 10. A computer-readable medium having a non-volatile program code executable by a processor, wherein the program code causes the processor to execute the method according to any one of claims 1-5.