Shanghai HuaKun Electrical Co.Ltd is located in the industrial city of ZhiZhuang MinXing ShangHai. The company has many cooperative arrangement with famous universities and professional institutes locally; integrating R & D, manufacturing and sales. The company specializes in manufacturing all types of low-voltage circuit breakers. Our company was established in 1991; we now have almost 20 years experience in manufacturing and service, with up-to-date technology, complete testing facilities, and reliable quality. Our products are sold both in domestic and overseas markets, and we enjoy good reputation from our customers. Our annual output is more than 100millionRMB. Our company mainly manufacture the following: 1.intelligent universal circuit breakers of HKKW1, HKKW2, and HKKW3 series; 2.moulded case circuit breakers of HKKM1,DZ20,S(L) series 3.miniature circuit breakers of HKKC1,HKKC2,and