General parts manufacturing; auto parts and accessories manufacturing; auto parts retail; auto parts R&D; motorcycle parts manufacturing; motorcycles and parts retail; motorcycles and parts wholesale; motorcycles and parts R&D; mechanical equipment sales; mechanical equipment R&D; mechanical parts and parts processing; mechanical and electrical equipment sales; auto decorative supplies sales; auto parts wholesale; automobile sales; electric motor manufacturing; motor manufacturing; motor and control system research and development; generators and power generation Unit sales; information technology consulting services; general equipment manufacturing (excluding special equipment manufacturing); technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; intelligent control system integration; intelligent vehicle equipment manufacturing; intelligent vehicle equipment sales; software development; new energy vehicle production and testing equipment sales; new energy vehicle electrical accessories sales; intelligent basic manufacturing equipment manufacturing; intelligent basic manufacturing equipment sales; Internet of Things technology research and development; Internet of Things equipment manufacturing; Internet of Things Network equipment sales; Internet of Things technical services; Industrial Internet data services; Engineering and technology research and experimental development; Industrial control computers and system manufacturing; Industrial control computer and system sales; Technology import and export; Goods import and export; Sales of high-performance non-ferrous metals and alloy materials; Non-ferrous metal casting; Sales of plug-in hybrid special engines; Manufacturing of generators and generator sets; Manufacturing of mechanical and electrical equipment; Sales of micro motors and components; Wholesale of hardware products; Manufacturing of micro motors and components Manufacturing of communication equipment; sales of special equipment for semiconductor devices; sales of renewable resources; manufacturing of gears and gear reducers and gearboxes; sales of gears and gear reducers and gearboxes; manufacturing of network equipment; manufacturing of power electronic components; sales of power electronic components; sales of electrical instruments; manufacturing of electrical instruments; battery manufacturing; manufacturing of optoelectronic devices; sales of optoelectronic devices; manufacturing of display devices; sales of display devices; sales of batteries; manufacturing of pneumatic and electric tools; sales of pneumatic and electric tools.