We are a leading manufacturer and exporter of circuit breaker in hongkong. import export many kinds low voltage electric appliance. have serval big supplier partner china mailland. sell products made china, high quality with price. ...

YaYi Instrument Co., Ltd(short for YAYI) is a manufacturer specializing in various kinds of panel meters,surge protective device(SPD)&mini circuit breakers(MCB). YAYI has consummated technology innovation system and strong R&D capacity.The products ...