Technical services, technology development, technical consulting, technology exchange, technology transfer, technology promotion; food sales (only sales of pre-packaged food); primary processing of edible agricultural products; retail of edible agricultural products; production, sales, processing, transportation, storage and other related services of agricultural products; sales of agricultural and sideline products; purchase of primary agricultural products; purchase of aquatic products; wholesale of aquatic products; retail of aquatic products; wholesale of cosmetics; Retail sales of cosmetics; sales of daily necessities; sales of knitted textiles; retail of clothing and apparel; wholesale of shoes and hats; retail of shoes and hats; retail of daily household appliances; sales of household appliances; sales of electronic products; sales of communication equipment; sales of office supplies; corporate management consulting; marketing planning; technology import and export; import and export of goods; food import and export; import and export agency licensing projects: beverage production; food sales; food production