Road freight transport (excluding dangerous goods). General items: General equipment manufacturing (excluding special equipment manufacturing); mechanical equipment research and development; mechanical equipment sales; wholesale of textiles, clothing, and household items; luggage sales; rubber product sales; rubber product manufacturing; plastic product manufacturing; sales of industrial textile products; road freight station operations; road freight transport of ordinary cargo vehicles with a total mass of 4.5 tons or less (excluding online freight and dangerous goods); technology import and export; production of specialized equipment for daily-use items; production of daily-use masks (non-medical); production of labor protection supplies; non-residential real estate leasing.