The company is a joint stock limited company established by the overall restructuring of Tibet Huayu Mining Development Co., Ltd. with the approval of the Administration for Industry and Commerce of Lhasa Economic and technological Development Zone in Tibet on October 31, 2012. The company's unified social code is 91540091741900655B. Listed on the Shanghai Stock Exchange on March 16, 2016. Industry is the non-ferrous metal mining and dressing industry. The company is mainly engaged in non-ferrous metal exploration, mining, mineral processing and trading business. The main products include lead, zinc, copper, antimony, silver, gold and so on.