My interests are in the electric IoT system and the terminal study and manufacture. I am having been a prof. at Wuhan University for over 20 years. Meanwhile, I also run a high tech. Company named SUNTRANS M & C System Co., ltd.. which in Guangzhou, China. I am always an open-minded person making friends both professionally and in social life who has the same interests. It has devoted me to the field of Smart building, Smart power grid, and AI-controlled HVAC.