General business items: Sales of maternal and child products (excluding food), daily necessities, clothing, shoes and hats, needle textiles, cosmetics, household items, toys, flowers, kitchen utensils, bags and suitcases, office supplies, cultural and sports supplies, bedding, household appliances, outdoor products, hardware and electrical equipment, electronic products, building materials (excluding hazardous chemicals), rubber and plastic products, leather products, glasses (except contact lenses), labor protection supplies, stationery, jewelry, and accessories; Managing e-commerce;