Technical services, technology development, technical consultation, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Import and export agency; Mechanical and electrical equipment manufacturing; Electronic special equipment manufacturing; Electronic component manufacturing; Auto parts research and development; Instrument manufacturing; Mechanical equipment sales; Mechanical and electrical equipment sales; Electronic product sales; Auto parts retail; Intelligent instrument sales; Power electronic component sales; Automobile sales [branch operation]; New energy vehicle complete vehicle sales [branch operation]; Building material sales; Information system integration services; Small and micro passenger car leasing operation services; Non-residential real estate leasing; Intelligent unmanned aerial vehicle manufacturing; Pharmaceutical special equipment manufacturing; Special equipment manufacturing (excluding licensed special equipment manufacturing); Electronic components and electromechanical component equipment manufacturing; Electronic components and electromechanical component equipment sales; General equipment repair; Special equipment repair; Electrical equipment repair; General mechanical equipment installation services; Hydraulic power machinery and component manufacturing; Hydraulic power machinery and component sales; Hydrodynamic power machinery and component manufacturing; Pneumatic power machinery and component manufacturing; Pneumatic power machinery and component sales; Power transmission and distribution and control equipment manufacturing; Software development; Battery manufacturing; Auto parts and accessories manufacturing; Intelligent vehicle equipment manufacturing; Intelligent vehicle equipment sales; Navigation, surveying, mapping, meteorological, and marine special instrument manufacturing; Navigation, surveying, mapping, meteorological, and marine special instrument sales; Class I medical device production; Industrial design services; Foreign contracted projects. Licensed projects: Inspection and testing services; Special equipment inspection and testing; Specialized construction operations; Gas operation; Gas combustion appliance installation and repair; Special equipment design; Rocket launch equipment research and development and manufacturing; Civil aircraft parts design and production; Civil aircraft repair; Civil aircraft (engine, propeller) production; Construction engineering construction; Stage engineering construction; Electrical installation services; Special equipment installation, modification, and repair; Rocket engine research and development and manufacturing; Road motor vehicle production; Construction engineering design; Construction engineering survey; Building intelligent system design; Special equipment manufacturing; Road cargo transport (excluding hazardous cargo) [branch operation]. (Activities prohibited or restricted by national and municipal industrial policies are not permitted.)