Technology import and export; Import and export agency; Road motor vehicle production; Special equipment manufacturing; Goods import and export; Power generation business, power transmission business, power supply (distribution) business; Electrical installation services. General items: Technical services, technology development, technical consultation, technical exchange, technology transfer, technology promotion; Mechanical and electrical equipment manufacturing; Lighting fixture manufacturing; Spray coating processing; Intelligent robot research and development; Metal surface treatment and heat treatment processing; Electroplating processing; Quenching processing; Automotive parts and accessory manufacturing; Automotive parts wholesale; Moped manufacturing; Non-road leisure vehicle and accessory manufacturing; Motor manufacturing; Electric dynamometer manufacturing; Non-road leisure vehicle and accessory sales; Special equipment sales; Engineering and technology research and experimental development; Bicycle manufacturing; Bicycle and accessory wholesale; Electric bicycle sales; Hardware product manufacturing; Moped, mobility scooter and accessory sales; Bicycle and accessory retail; Hardware product retail; New energy vehicle complete vehicle sales; New energy vehicle electrical accessory sales; New energy vehicle battery swap facility sales; New energy vehicle production testing equipment sales; Plastic product manufacturing.