Technical service, technical development, business consulting, technical exchange, technical control, technical promotion, new material technology promotion service, building materials marketing, building decoration materials sales, furniture sales, floor sales, plastic products sales, lemon glue products sales, Jintuan materials sales, and Xinli has machine materials sales; Sales of daily necessities, personal products and raw materials: Sales of clothing accessories, cash, wholesale of clothing and household products, sales of fabrics in Jifang, and wholesale of cosmetics; Cosmetics retail, toy sales, office supplies sales: Labor protection supplies sales, pension products retail, electronic products sales, communication equipment sales, original cameras and equipment sales, sanitary equipment sales: Auto parts retail: Motorcycles and parts retail, machinery assets sales. Retail of sports goods and equipment, and sales of chemical products (excluding licensed beautification products); Retail of computer software, hardware and auxiliary equipment, sales of instruments, import and export of goods and technology; Import and export agent; Enterprise management consulting, market research