Chang Hong Thermal Protector Co, Ltd is a professional producer of RS series ofbimetallic thermal protectors, thermostats, temperature switches, tripped breakers, RYorganic compound series and RH low melting point alloy series of thermal fuses.  Our company insists on the quality policy ofQuality First, Credit Service, Constant Progressing, and Pursuing Excel lence", makescontinual effort in innovating and keeps the satisfaction of clients as our mover. Ourcompany holds a powerful technical force and plentiful experience of manufacturing as thestrong support of quality assurance, integrates production development, mouldprogramming manufacturing, production manufacturing testing, and emphasizeseverydetail in the process of production. We strictly control and retest the materialsand the products in every working procedure, monitoring the whole process ofmanufacturing. We have acquired National Security Certification, some products beingVDE and UL certificated.