Founded in 1992 as a temperature control manufacturer in Shunde, Guangdong, Huilong has decades of experience in providing reliable quality thermostats for a wide range of household appliances, commercial appliances, security, industrial equipment and automotive industry. As a State-level High Technology Enterprise,Huilong has achieved automatic mechanized production and backward integration of the supply chain to ensure the quality control of product, fast and flexible response of individual requirement. Advantageously, the annual production is over 300 million units and continuously increasing. In addition, Huilong has passed ISO9001 certification in 2003. Our products are compliant with EU RoHS Directive and certified by CQC, VDE, UL, TUV, CE, CB.