Electronic, communication and automatic control technology research services; Other technology promotion services not listed; Manufacture of optoelectronic products; Manufacture of household beauty and health care appliances; Generator and generator set manufacturing; Manufacturing of electronic vacuum devices; Manufacture of other electronic equipment not listed; Wholesale of household appliances; Wholesale of other mechanical equipment and electronic products; Wholesale of daily groceries; Stationery supplies wholesale; Wholesale of sporting goods and equipment (excluding crossbows); Wholesale of electrical equipment; Outdoor equipment retail; Specialized retail of toys; Internet retail; Retail of computers, software and auxiliary equipment; Retail of communication equipment; Retail of auto parts; Clothing wholesale; Wholesale of shoes and hats; Sales of new metal functional materials; Wholesale of other unlisted prepackaged foods (excluding frontier ports); Retail of other prepackaged foods (excluding frontier ports).