Retail (chain): prescription drugs and over-the-counter drugs: Chinese patent medicine, Chinese herbal pieces, chemical medicine preparations, antibiotic preparations, biochemical drugs, biological products (excluding vaccines); pre packaged food sales (excluding refrigerated frozen food), special food sales (formula for special medical purposes, infant formula milk powder sales, health food sales); sales: killing products, class I , class II medical devices, cosmetics, washing products, daily necessities, family planning products, disposable sanitary products, glass cupping device, small household appliances; medical device installation and consulting services; conference services; exhibition and display services; warehousing services (excluding hazardous chemicals); market information consulting; market research services (excluding personal credit); rental of medical equipment. (for projects subject to approval according to law, business activities can be carried out only after approval by relevant departments)