As a professional manufacturer of Thermostat/Temperature Controller and other HVAC products, Xiamen Ronglin Electronics and Technology Development Co, Ltd, was found on 2009, has its own experienced & challenging R&D team, precise production equipments and high quality control. Complying with ISO9001:2000, it gets the certificates of CE and RoSH. Products and ServiceOur Home-Earth is suffering variety of disasters, and definitely energy waste is one of them. The founder wishes and is willing to design and produce products in condition of energy-saving and eenvironmental as much as possible. Of course, providing Clients Satisfactory is the focus through good services, favorable products and other positive activities. OEM, ODM and other technical solutions are available. Ronglin is waiting for your long-term partnership.Product RangeFCU Room Thermostats/ControllerHeating System Thermostats/ControllersMotorized Valve / Ball Valve / Control Valve Other Controls Products