Silver import and export; Gold and its products import and export; Mining of non-coal mine mineral resources (excluding rare earths, radioactive minerals, and tungsten); Pesticide wholesale; Pesticide retail. (Projects subject to approval according to law may only be operated after approval by relevant departments, and specific business projects shall be subject to approval documents or licenses issued by relevant departments. ) General projects: Import and export of goods; Import and export agency; Import and export of technology; Import and export of food; Wholesale of auto parts; Retail of auto parts; Wholesale of motorcycles and parts; Sales of non-metallic minerals and products; Sales of lubricating oil; Mineral beneficiation; Mineral washing and processing (excluding rare earths, radioactive minerals, and tungsten); Sales of metal ores; Sales of mining machinery; Primary processing of edible agricultural products; Primary processing of non-edible agricultural products; Acquisition of primary agricultural products; Wholesale of edible agricultural products; Retail of edible agricultural products; Sales of agricultural and sideline products; Wholesale of aquatic products; Retail of aquatic products; Acquisition of aquatic products; Fruit cultivation; Retail of fresh fruits; Wholesale of fresh fruits; Wholesale of fresh vegetables; Retail of fresh vegetables; Acquisition of Chinese herbal medicines; Purchase and sale of local Chinese herbal medicines (excluding traditional Chinese medicine decoctions); Sales of unprocessed nuts and dried fruits; Sales of fertilizers; Sales of chemical fertilizers; Sales of machinery and equipment; Sales of building materials; Wholesale of hardware products; Sales of lighting fixtures; Sales of chemical products (excluding licensed chemical products); Sales of electronic components and electromechanical components and equipment; Sales of mobile communication equipment; Sales of agricultural machinery; Wholesale of jewelry; Retail of jewelry; Sales of daily necessities; Wholesale of daily necessities; Sales of daily necessities; Wholesale of shoes and hats; Internet sales of food (only pre-packaged food); Internet sales (excluding sales of goods requiring licensing); Sales of Class I medical devices; Sales of Class II medical devices; Wholesale of protective equipment for medical personnel; Domestic cargo transportation agency