Foundry machinery manufacturing; Metal daily necessities manufacturing; Mold manufacturing; Mechanical parts and components processing; Auto parts and accessories manufacturing; Motorcycle spare parts manufacturing; Hardware product manufacturing; General parts manufacturing; Steel rolling processing; Non-ferrous metal rolling processing; International cargo transportation agency; Solar power generation technical services; Technical services, technology development, technical consulting, technology exchanges, technology transfer, technology promotion; Solar thermal power generation product sales; Solar thermal power generation equipment sales; Mechanical equipment research and development; Goods import and export; Technology import and export. Licensed projects: design and production of civil aircraft parts; power generation business, power transmission business, and power supply (distribution) business.