Commodity wholesale trade (except licensing and approval commodities); Auto parts wholesale; Motorcycle parts wholesale; Lubricating oil wholesale; Metal products wholesale; Hardware products wholesale; Sale of identification boards and indicators; Electronic products wholesale; Electronic components wholesale; Internet sales of goods (except for goods subject to approval); Internet commodity retail (except licensing and approval commodities); Auto parts retail; Motorcycle parts retail; Commodity retail trade (except licensing and approval commodities); Retail of electronic components.