Commodity sales; Wholesale of daily necessities; Wholesaling of kitchenware and daily necessities; Office equipment sales; Furniture sales; Sales of personal hygiene products; Auto parts retail; Auto parts wholesale; Clothing accessories sales; Sales of wearable smart devices; Computer system services; Network and information security software development; Software development; Internet sales (except sales of licensed goods); Retail of household appliances; Daily necessities sales; Sales of household appliances; Sales of electronic products; Retail of computer hardware, software and ancillary equipment; Wholesale of computer hardware, software and auxiliary equipment; Cosmetics retail; Cosmetics wholesale; Sales of hair accessories; Toy sales; Hardware retail; Hardware products wholesale; Technical service, technology development, technology consultation, technology exchange, technology transfer, technology promotion; Needle textile sales; Shoe and hat retail; Wholesale of shoes and hats; Case and bag sales; Sanitary ware sales; Jewelry retail; Jewelry wholesale; Apparel retail; Clothing clothing wholesale;