technology park, yueqing, zhejiang, China

We are dedicated to the promotion, application, R&D, production and sales service of BAS (Management Automation System) and HV&AC auto-control products...

shahe, beijing, china, China

We are specializing in Room thermostat,Electric valves,dampers, A/C controllers, etc. special for central air conditioning system, central heating system,HVAC area. there should be big market. and we ...