General project: Software development; Research and development of new material technology; Sales of plastic products; Sales of specialized chemical products (excluding hazardous chemicals); Wholesale of hardware products; Retail of hardware products; Sales of rubber products; Sales of molding materials for casting; Sales of chemical products (excluding licensed chemical products); Sales of metal materials; Sales of daily necessities; Sales of office supplies; Office equipment sales; Sales of Machine element and spare parts; Sales of communication equipment; Sales of fire-fighting equipment; Retail of automotive parts; Sales of architectural ceramic products; Wood sales; Sales of cement products; Sales of building materials; Sales of electronic products (Except for projects that require approval in accordance with the law, business activities shall be carried out independently with the business license in accordance with the law)