Sales of electronic products; self-operated and agency import and export of various commodities and technologies; technical development, technical transfer, and technical services for electronic products; enterprise management consulting. (Excluding commodities and technologies restricted or prohibited by the state for enterprise operation or import/export). General items: road freight transport for ordinary cargo vehicles with a total mass of 4.5 tons or less (excluding network freight and dangerous goods); domestic cargo transport agency; cargo packaging services for transport; general cargo warehousing services (excluding items requiring administrative approval such as hazardous chemicals); warehousing equipment rental services.