General items: Retail of medical masks; Sales of sanitary products and disposable medical products; Sales of special labor protection articles; Daily masks (non-medical) sales; Disinfectant sales (excluding dangerous chemicals); Sales of labor protection articles; Retail of protective equipment for medical staff; Sales of maternal and child products; Sales of daily necessities; Sales of personal hygiene products; Shoe and hat retail; Clothing retail; Cosmetics retail; Retail of arts and crafts andcollectibles (except ivory and its products); Sales of second-class medical devices; The first type of medical device sales; Sales of electronic products; Technical services, technical development, technical consultation, technical exchange, technology transfer and technology promotion; Intellectual property services; Toy sales; Sales of daily sundries; Adult sex toys sales (excluding drugs and medical devices); Domestic freight forwarding agency; International freight forwarding agency; International freight transport agency by sea; Agency service for inland river crew affairs; Air international cargo transport agency; Land-based international freight transport agency (except for projects that must be approved according to law, carry out business activities independently according to law with business license). Licensed items: Sales of infant formula milk powder; Food business (sales to prepackaged foods); Import and export of goods; Drug retail; Wholesale of drugs (for projects subjectto approval according to law, business activities can be carried out only after approval by relevant departments, and the specific business projects shall be subject to the approval results).