Shanghai Huayong switch factory(Yueqing north electric factory) professional produces DZ20,DZ47 series Moulded Case Circuit Breaker,DZ20LE,BFM1L series Moulded Case Circuit Breaker and BFM(CM1,NS,ABB) series Moulded Case Circuit Breaker,Automatic Transfer Switch and Conventional Circuit Breakers.Huayong electric products strictly according to natinal relevant standards,conforms to the corresponding IEC standard. the products have passed 3C authentication.Huayong switch factory is a compang mainly produces Moulded Case Circuit Breaker which established in 1990 .The company owns More than 10 high-level technical management talented person who are rich in research and development experience. The company owns abundant science and technical power ,advanced production technology and ferfect Examination method,it is one of the key companies who produce Low pressure electric appliance products.The company attaches most importance to Modern enterprise system management ,organizing production have awlays been sticking to the ISO9001 quality system authentication.Advanced craft, reliable product,Fine quality, perfect service is our company's purposes.Products have been sold to all places in the world,deeply welcomed and highly appraisal by domestic and foreign clients. We sincerely Welcome the vast new and old clients to come to our company,Here,the best prices and the efficient service are always waiting for you!