HaiLin Controls, which is a professional manufactory of HVACR Controls, have many kinds of thermostat, valves, damper actuators, sensors and solar heating system. Have CE & UL certificates. HaiLin has more than 10 years history, the factory locates in Beijing, more than 400 employees work for it, supply thermostat and valves for many famous companies all over the world. Our control products have been supplied 10 sport stadiums for Beijing 2008 Olympic Games, such as Birds&＃039; Nest, Water Cube, wish we can supply support for your company as well. The thermostats are: 1. Fan Coil thermostat: mechanical, electronic, touchscreen, wireless 2. Single, Multi-Stage thermostat, for gas/oil/electric boiler, heat pump 3. Heating thermostat, hot water & floor heating temperature measure & control 4. PID Temperature controller Our products can used for almost all HVACR systems, if you are interested, please contact me, there will be good products & service for you. HaiLin Controls, Shahe Industrial Zone, Changpin District, Beijing, 102206, *****