Business scope includes general items: Hardware products wholesale; Sales of chemical products (excluding licensed chemical products); Daily general merchandise sales; Sales of daily necessities; Sales of knitted textiles; Sales of building materials; Labor service (excluding labor dispatch); Property management; Earthwork construction; Market management services; Commercial complex management services; Network equipment sales; Grain cultivation; Grain sales; Leasing services (excluding licensed leasing services); Sales of power electronic components; Landscape engineering construction; Mechanical and electrical equipment sales; Digital video surveillance system sales; Wholesale of aquatic products