General items: Engineering and technology research and experimental development; Hardware product wholesale; Lighting sales; Daily necessities sales; Lighting equipment sales; Wholesale; Wholesale of Computer Software, Hardware and Auxiliary Equipment; Computer System Services; Technical Services, Technology Development, Technology Consulting, Technology Exchange, Technology Transfer, Technology Promotion; Information Consulting Services (excluding Licensed Information Consulting Services); Domestic Freight Forwarding; Loading and unloading; Sales of building materials; Sales of labor protection products; Sales of paints (excluding hazardous chemicals). (Except for the items that must be approved according to law, the business activities can be carried out independently according to the business license. ) Licensed items: Road cargo transportation (excluding dangerous goods). (For projects subject to approval according to law, business activities can only be carried out after the approval of the relevant departments. The specific business projects are subject to the approval documents or licenses of the relevant departments. )