Changzhou Tianli intelligent control Limited by Share Ltd Securities code: Tianli intelligence (870539), a national high-tech enterprise, located in the south of the Changjiang River, and a river town in the south of Taihu, Changzhou. It is a cultural city with a history of more than 3200 years. The headquarters of the company is located in Hengyuan mansion, a bustling office building in Changzhou. The research site is located at the new gate of Changzhou bell tower development area. The production base is located in the Guo River Industrial Zone, Xinbei District, Changzhou. It covers an area of 35 mu, with a building area of more than 10000 square meters, forming a comprehensive layout consisting of three blocks, namely, headquarters, research sites and production bases.