Shanghai Explosion Protection motor Shuang long Group Co., Ltd. (Hereafter indicated as S&L).Founded in 2005, belong to Shuang Long group , Its headquarted at NO.299 Delixi Road. Nangxiang industrial developing zones, Jia Ding district Shanghai. Total covering area about 78, 000 square meters. Company owned 3 wholly owned holding subsidiary companies located in two cities, Shanghai, Jiang Su province.