R&D, production and sales of electric vehicles (operating only after obtaining relevant administrative licenses and operating in accordance with the license approval matters); production of motorcycle gasoline engines; R&D, production and sales of: “Yingang” brand motorcycle series products, “Yingang” brand motorcycle engines and parts, environmentally friendly low-speed four-wheeled motorcycles; “Benyi” brand motorcycle series products, “Benyi” brand motorcycle engines and parts, environmentally friendly low-speed four-wheeled motorcycles. Manufacturing and sales: auto parts, electric bicycles (the above production projects must obtain the production license from the industry centralized management department and shall not be operated before approval); mechanical processing; metal product processing; export of the company’s self-produced engines, energy savers, motorcycles and parts, environmentally friendly low-speed four-wheelers Motorcycles; import of raw and auxiliary materials, machinery and equipment, instruments, instruments and parts required for the production of this enterprise; manufacturing and sales of: agricultural tractors and parts (manufacturing and sales with relevant promotion licenses); production and sales of general machinery (gasoline engines ≤7.2KW), production and sales of: agricultural machinery (Manufacture and sales with relevant promotion licenses), technical services, technology promotion, after-sales service; sales of lubricants; research and development of other general machinery and power machinery; provision of motorcycle technical consultation and services; testing of motorcycles and their parts; house leasing; property management; computer software and hardware technology development, technology transfer, technical consulting, technical services; import and export of goods; technology import and export; computers and computer consumables; sales of electronic products (excluding electronic publications), software, and hardware (except for national information system security products); computer system integration, general road freight. [Projects that require approval according to law can only be carried out with the approval of relevant departments]