Sanlihe Road, Haidian District, Beijing. According to Baidu map survey, the address of China Minmetals Group is located in Sanlihe Road, Haidian District, Beijing. China Minmetals Group Co., Ltd. (hereinafter referred to as "China Minmetals" or "Minmetals Group") was established in 1950. It is the largest and most internationalized metal mining enterprise group in China formed by the strategic reorganization of two fortune 500 enterprises (formerly China Minmetals and China Metallurgical Group).