New material technology research and development; Coating manufacturing (excluding hazardous chemicals); Special chemical product manufacturing (excluding hazardous chemicals); Cement product manufacturing; Building decoration material sales; Ecological environment material manufacturing; Ecological environment material sales; Import and export of goods; Technology import and export; Engineering management services; Property management; Domestic freight forwarding; Road freight transport for vehicles with a total mass of 4.5 tons or less (excluding online freight and dangerous goods); Technical services, technical development, technical consulting, technical exchange, technology transfer, and technical promotion; New material technology promotion services; Non-metallic mineral product manufacturing; Non-residential real estate leasing; Leasing services (excluding licensed leasing services).