Shanghai explosion proof Motor Co., Ltd ,shuanglong group is a large enterprise specializing in design, R & D, manufacturing explosion-proof motor, the service, the company has strong technical force, advanced R & D team, the motor industry's most advanced production equipment, detection conditions of international class, improve the modern management system, all products are produced according to the international IEC standard, the products reach the advanced level of international similar products, through the ISO9001 international quality system and ISO14001 environmental system certification and cleaner production certification, GB/T28001-2001 occupation health and safety management system certification, and through the CCC certification and CQC certification, CE certification and ATEX certification, and achieved national electrical products export quality license production.