General project: Import and export of goods; Technology import and export; Research and development of biochemical product technology; Hardware product research and development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet sales (except for the sale of goods that need to be licensed); Wholesale of hardware products; Domestic trade agency; Engineering management services; Loading, unloading and handling; Construction of landscaping and greening projects; Building cleaning services. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed projects: Construction projects; Construction engineering design; Residential interior decoration and renovation. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or permits issued by relevant departments. )