Hunan King Stone Minerals Group

Mineral products, metal materials, metal products, non-ferrous metal smelting equipment, instruments, chemical products and chemical reagents permitted by national laws, regulations and policies (excluding state-controlled, flammable, explosive, precursors and hazardous chemicals) products); self-operated and agent import and export of various commodities and technologies (except for commodities and technologies that are operated by national companies or prohibited from import and export); underground mining of pyrite, lead, and zinc (limited to branch operations, limited to The specific location of the Yuanling County pyrite lead-zinc mine is within the coordinates of the mining license area (projects that require approval according to law can only be operated after approval by relevant departments).