Production of hazardous chemicals; operation of hazardous chemicals; general gas operation projects: production of chemical products (excluding licensed chemical products); sales of chemical products (excluding licensed chemical products); manufacturing of plastic products; sales of plastic products; manufacturing of engineering plastics and synthetic resins; sales of engineering plastics and synthetic resins; manufacturing of synthetic materials (excluding hazardous chemicals); sales of synthetic materials; manufacturing of bio-based materials; sales of bio-based materials; research and development of new material technology; new material technology promotion services; manufacturing of glass fiber reinforced plastic products ; Sales of glass fiber reinforced plastic products; coating manufacturing (excluding hazardous chemicals); coating sales (excluding hazardous chemicals); motorcycle parts manufacturing; motorcycles and spare parts wholesale; motorcycle and spare parts retail; auto parts and accessories manufacturing; import and export of goods; technology import and export; import and export agency; technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; domestic trade agency; sales agent; intellectual property services (except patent agency services); sewage treatment and recycling