Shanghai Qiaomai Electronic Technology Co., Ltd and JiangSu Kemai Instrumentation Manufacture Co., Ltd are suppliers specializing in R&D and production of central air-conditioning, heating automatic controller, building automation system and smart home system. The company adheres to the operation principle "technological innovation and quality first; win and occupy market by credit". The company now has a strong R&D team, excellent experimental conditions, domestic advanced production line with an annual output of 1 million sets, high-precision automatic chip mounter, reflow soldering and temperature controller research laboratories and 4 utility patents; the products passed inspection standard GB14536.1 and GB14536.10.　　The initial dual-core temperature controller avoids difficulties in wiring and after-sales services arising from motor burnout and has the advantage of easy field installation (saving of labor, material and time).Self-developed wireless data transmission control system and centralized central air-conditioning system greatly facilitate user’s control and application.　　Over the years, Kemai has commanded a good sale in over 20 provinces and over 30 countries and areas and provided domestic famous air-conditioning, heating and automatic control manufacturers with OEM foundry services. In line with the service aim "I’m the user, I serve the users", we sincerely welcome domestic and overseas manufacturers and foreign trade companies to negotiate about cooperation.