Coal mining; construction project design; construction project construction; radio and television video-on-demand services; power generation, transmission, and distribution (power supply) services; mineral resource exploration; motor vehicle inspection and testing services; inspection and testing services; special equipment inspection and testing; radio and television program production and operation; road cargo transport (excluding dangerous goods); public railway transport; construction project quality inspection; construction project supervision; railway locomotive and vehicle maintenance; road passenger transport operation. General items: coal washing; coal and coal product sales; coal-based activated carbon and other coal processing; coal product manufacturing; heat production and supply; chemical product sales (excluding licensed chemical products); mineral washing and processing; environmental protection special equipment sales; building cleaning services; engineering and technological research and experimental development; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; key technology research and development for waste heat power generation; resource recycling technology research and development; technology research and development for waste heat, waste pressure, and waste gas utilization; resource recycling service technology consulting; land survey and evaluation services; soil pollution control and remediation services; surface functional material sales; bio-based material technology research and development; planning and design management; emerging energy technology research and development; coking; mechanical and electrical equipment sales; standardization services; engineering management services; information technology consulting services; mining machinery sales; mechanical and electrical equipment manufacturing; motor vehicle charging sales; motor vehicle repair and maintenance; centralized fast charging stations; education consulting services (excluding projects requiring licensing approval); safety training for special operations personnel; safety consulting services; advertising publishing; electronic weighing services; loading, unloading, and handling; mechanical equipment leasing; new catalytic materials and auxiliaries sales; chemical product production (excluding licensed chemical products); new material technology research and development; industrial engineering design services; special chemical product manufacturing (excluding hazardous chemicals); synthetic material sales; special chemical product sales (excluding hazardous chemicals); water quality pollutant monitoring and testing instrument sales; metrology technical services; refined oil wholesale (excluding hazardous chemicals); energy storage technical services; storage equipment leasing services; general cargo storage services (excluding projects requiring licensing approval such as hazardous chemicals); transportation equipment leasing services; emergency rescue services; railway transport auxiliary activities; information consulting services (excluding licensed information consulting services); refined oil storage (excluding hazardous chemicals); petroleum product manufacturing (excluding hazardous chemicals); leasing services (excluding licensed leasing services); mechanical equipment sales; mining machinery manufacturing; human resources services (excluding intermediary activities and labor dispatch).