Art import and export. (Projects subject to approval according to law can only be carried out after approval by relevant departments, the specific business projects shall be subject to the approval documents or licenses of relevant departments) General projects: Import and export agents; Import and export of goods; Technology import and export; Food import and export; Charcoal, firewood sales; Sales of agricultural and sideline products; Sales of Category I medical devices; Rubber products sales; Sales of forestry products; Sales of non-metallic minerals and products; Metal ore sales; Non-ferrous metal alloy sales; Sales of chemical products (excluding licensed chemical products); Sales of high-performance non-ferrous metals and alloy materials; Fresh meat wholesale; Wholesale of aquatic products; Wholesale of edible agricultural products; The second category of medical device sales; Fresh fruit wholesale; Sales of daily wood products. (Except for items subject to approval according to law, independently carry out business activities according to law with business licenses