Ningbo Haishun Power Electronic Co., Ltd. was established in 1996, which locates in Siying Industrial City, Jiangbei District, ningbo city, and the south of the world's longest Hangzhou Bay cross-sea bridge. The company specialized in producing medium frequency smelter and holding furnace, industrial frequence smelter, high frequence quenching equipment, induction heating equipment, ultra-audio frequency welding equipment and so on. The products are of the high reliability, high efficiency, energy-saving environmental protection, perfect after-sale service system. They are well-received by vast users and enterprises.