Shanghai Huikong Energy Sources Consultation Co., Ltd. specializes in researching, developing, producing and selling heating ventilating & air conditioning, heat-supply in city, District heating, building automation control systems and cooling control systems. Our main products include every kind of controllers, hygrostats and electronic control valves. Our company is preceded the production strictly. In addition to the efforts of management team, the product quality has been well recognized by customers. Customers from all over the world trust and favor our products for high quality and competitive prices. To customers, our tenet is "Quality, Service and Friends". To ensure excellent capability and easy installation, we pick every product; To ensure reasonable prices and short supply period, we carefully source supply company; To ensure the best service and best solution, every member in our company has accepted special training. We sincerely hope to cooperate with more and more friends. Once we establish the business relationship, we will supply you high quality goods as well as service. It is our honor to provide more information. Our aim is to give customers more benefits.The products we supply can meet:Constant Temperature ControlHeating Exchange Unit SupplyConstant Humidity Control VAV TerminalsConstant Volume and Temperature Control Fresh Air Handling Units ControlFan Speed Control Control System of Air Condition UnitPressure Control Constant Temperature and HumidityVariable Frequency Control