Sales of engineering plastics and synthetic resins; Sales of architectural ceramic products; Sales of special ceramic products; Sales of sanitary ceramic products: Sales of plastic products; Toy sales: Wholesale of arts and crafts and collectibles (excluding ivory and its products); Retail of arts and crafts and collectibles (excluding ivory and its products); Clothing wholesale; Clothing retail: Wholesale of shoes and hats; Retail of shoes and hats; Luggage sales; Sales of leather products: Sales of needle textiles; Sales of household goods; Furniture sales; Sales of daily necessities: Wholesale of hardware products; Retail of hardware products; Sales of Class I medical devices; Class I medical device sales (in addition to the items that need to be approved according to law, the business activities shall be carried out independently according to law with the business license).