Business scope includes general projects: Mechanical equipment research and development; Technical service, technology development, technology consultation, technology exchange, technology transfer, technology popularization; New material technology extension service; Mechanical and electrical equipment manufacturing; New energy raw power equipment manufacturing; Manufacturing of special equipment for plastic processing; Special equipment manufacturing (excluding licensed professional equipment manufacturing); Paper product manufacturing; Instrument repair; Electrical equipment repair; General equipment repair; Special equipment repair; Metalwork repair; Household appliance installation services; General mechanical equipment installation services; Packaging service; Sales of electrical and mechanical equipment; Sales of pneumatic power machinery and components; Special equipment sales; Machinery and equipment sales; Sales of new energy raw power equipment; Intelligent robot sales; Sales of paper products; Sales of machinery parts and spare parts; Sales of electronic components and electromechanical components; Sales of electronic products