Founded in 2018, Changxing JS Technology Co., Ltd. is located in the beautiful Hangzhou City, Zhejiang Province, China. It currently has 12 R&D personnel, 24 office personnel and 102 factory personnel. It is a high-tech enterprise specializing in intelligent systems of motion control and integrating motor drive and power supplies. Changxing Jingshi Technology has put efforts in the fields of smart office, motor drive, and cleaning equipment, among which we especially excel at smart office. After several years of technical experience accumulation (in 2014, we started to serve some customers in the smart office area, however, the company has not been established), in 2018, we innovated 1, 2, 3 legs control systems of smart office featuring small size, full voltage and high power. The product performance and stability have been consistently praised by customers. In 2018, 50,000 sets of controller systems of intelligent office were sold, 280,000 sets in 2019, and 730,000 sets in 2020. In order to meet the needs of the market, in 2021, the company will again launch 4 more competitive new products.