Import and export of all kinds of commodities and technologies (not attached to the import and export commodity catalogue), except for the commodities and technologies that are restricted by the state-owned company or prohibited from importing and exporting; Other unspecified wholesale businesses (excluding business projects that require approval for approval) ); Wholesale of textiles, knitwear and raw materials; Wholesale of clothing; Wholesale of shoes and hats; Wholesale of kitchen, bathroom appliances and daily groceries; Wholesale of household appliances; Wholesale of other household products; Wholesale of computers, software and auxiliary equipment; Other mechanical equipment and electronic products Wholesale; Retail of textiles and knitwear; Retail of clothing; Retail of shoes and hats; Retail of boxes and bags; Retail of kitchen utensils and daily groceries; Retail of other daily necessities; Software development; Information system integration services; Information technology consulting services; Data processing and storage services; Integrated circuit design; Other unspecified information technology service industries (excluding items requiring approval for approval); Educational auxiliary services (excluding items requiring approval for education, training, study abroad, intermediary, consulting, etc. ); Other not listed Education services (excluding education and training and others that require administrative approval Items); Education consulting (excluding education and training, study abroad agencies, consulting and other items subject to license approval); Other unlisted professional consulting services (excluding items subject to license approval); Agricultural technology extension services (not (Including production and operation of crop seeds); Building decoration industry; Other unspecified technology promotion and application service industry.