We introduce ourselves now,we are Huangshan Safety Electric Technology Co.,Ltd,we are the specialized factory of CIRCUIT BREAKER , (MCB,MCCB,RCD,RCBO,CONTACTOR ,PUSH BUTTONSWITCH,ETC electric products IN CHINA . Our factory was established in 1996 year and now have 20,000 square meters ,at present ,we have TUV ,CB ,CE ,ISO9001, ETC Certificate and testing reports and offer OEM service ,we have our good R&D team ,so we can design and produce the products as per your requirement .