Home > About Us YUANKY is one of the top 500 electrical manufactorys in the world. And specializing in OEM&ODM for more than 16 years .After ten years&＃039;endeavor, now we become a large manufacturing company with more than 1, 000 staff, 7 branches , an international business center and a new industry group being building. The special production are as follows : Circuit Breaker, Contactor, Fuse, Isolator Switch, Relay, Arrester, etc. . All the products have achieved the standard of IEC, and have passed ISO9001: the international quality control system attestation in 2000. Some of the products have passed the international attestations such as Semko, KEMA, GS, VDE, CB, CSA, UL, TUV, etc.