Shenzhen Allied Control System Company (subsidiary of Shenzhen Topband Group) is the smart heating control system provider, specialized in development and production for control board of high-end water heater and gas boiler and room thermostat. We commit to pursue the high quality products and high level technology development. www.szacs.com We are the biggest boiler control board and gas water heater control board manufacturer in China, also the only Chinese member of Open Therm Association. All our boiler control boards are designed according to EN298 CE standard. Most of our control board has been certificated by KIWA, TUV, IMQ, BSI. The thermostats are designed in line with the European ERP energy efficiency specifications. A distinct advantage of our thermostat is rich experience in boiler control board manufacture, having full knowledge of controlling gas boiler. We have been able to integrate high quality heating controls such as internet enabled thermostat and Clour system. In additional, we provide service platform, which is used by many famous European boiler manufacturers.