Sales of power electronic components; Wholesale of hardware products; Retail of hardware products; Wholesale of automotive spare parts; Sales of mechanical equipment; Retail of automotive spare parts; Toy sales; Sales of artificial intelligence hardware; Sales of daily necessities; Outdoor product sales; Retail of sports goods and equipment; Retail of cosmetics; Sales of hair accessories; Fitness and leisure activities; Sales of rubber products; Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Sales of intelligent robots; Sales of specialized packaging equipment; Domestic trade agency; Technology import and export; Import and export of goods.