The business scope includes processing, sales and exploration of mineral products; Processing and sales of gold ornaments, jewelry ornaments, silver, platinum and jade; Manufacturing, processing and sales of metal products; Sales of metallic minerals, nonmetallic minerals, highway guardrail boards, guardrail posts and accessories, steel products, building materials (excluding wood), lubricating oil (grease), pig iron, pellets, coke, coal, hardware, electric power, stationery, waterproof materials and non-ferrous metals (excluding rare and precious metals); The second kind of value-added telecommunications services; Network culture management. (Projects subject to approval according to law can only be operated after approval by relevant departments)