Road motor vehicle production; Civil air defense engineering protection equipment manufacturing; Electrical installation services; Shipbuilding; Metal shipbuilding. General items: Industrial robot manufacturing; Spray coating processing; Container manufacturing; Safety and fire-fighting metal product manufacturing; Metal structure manufacturing; Metal tool manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Nuclear power equipment complete set and engineering technology research and development; Special operation robot manufacturing; Pneumatic and electric tool manufacturing; Mechanical parts and components processing; Gas, liquid separation and purification equipment manufacturing; Pump and vacuum equipment manufacturing; New energy prime mover equipment manufacturing; Material handling equipment manufacturing; Pneumatic power machinery and component manufacturing; General parts manufacturing; Packaging special equipment manufacturing; Spring manufacturing; Hydraulic power machinery and component manufacturing; Refrigeration and air conditioning equipment manufacturing; Electric vehicle manufacturing; Mechanical and electrical equipment manufacturing; Ocean energy system and equipment manufacturing; Class I medical device production; Tunnel construction special machinery manufacturing; Environmental protection special equipment manufacturing; Photovoltaic equipment and component manufacturing; Marine supporting equipment manufacturing; Offshore engineering equipment manufacturing; Urban rail transit equipment manufacturing; Diving and salvage equipment manufacturing; Geological exploration special equipment manufacturing; Domestic waste treatment equipment manufacturing; Commercial, catering, and service special equipment manufacturing; Metallurgical special equipment manufacturing; Special equipment manufacturing (excluding licensed special equipment manufacturing); Automotive parts and accessories manufacturing; Mining machinery manufacturing; Security equipment manufacturing; Sludge treatment equipment manufacturing; Oil drilling special equipment manufacturing; Water resources special mechanical equipment manufacturing; Traffic safety and control special equipment manufacturing; Generator and generator set manufacturing; Postal special machinery and equipment manufacturing; Automotive parts retail; Artificial intelligence hardware sales; Generator and generator set sales; Optical communication equipment sales; Intelligent vehicle equipment manufacturing; Automotive parts wholesale; Software sales; Class I medical device sales; Container maintenance; Hydraulic power machinery and component sales; Metal tool sales; Pneumatic power machinery and component sales; Construction engineering machinery manufacturing; Mechanical parts and components sales; Traffic facility maintenance; General equipment repair; Wind turbine generator set and parts sales; Metal product repair; Pneumatic and electric tool sales; Container sales; New energy vehicle sales; Metallurgical special equipment sales; Gas, liquid separation and purification equipment sales; Special equipment repair; Oil drilling special equipment sales; Coal-fired flue gas desulfurization and denitrification equipment manufacturing; Industrial robot installation and maintenance; Artificial intelligence general application systems; Artificial intelligence public service platform technical consulting services; Metal structure sales; Intelligent vehicle equipment sales; Metal material sales; Renewable resource sales; Renewable resource processing; Renewable resource recycling (excluding productive scrap metal); Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; Satellite communication services; Software development; Data processing services; Engineering and technology research and experimental development; Fire equipment sales; Security equipment sales; Building materials production special machinery manufacturing; Non-residential real estate leasing; Storage equipment leasing services; Park management services; Goods import and export; Technology import and export; Import and export agency; Automobile sales.