Licensed Projects: Construction project construction, Import and export of goods, Technology import and export。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Technical consulting in the field of electromechanical technology、 Technology Transfer、 Technology Development、 Technical Services, Mechanical equipment installation, electronic components、 Instruments、 Auto Parts、 Rubber and plastic products、 Hardware products、 office supplies、 water treatment equipment、 Environmental protection equipment、 General labor protection products、 Chemical raw materials and products(Removal of hazardous chemicals、 Monitoring chemicals、 Fireworks、 Civilian explosives、 Precursor chemicals)、 Marine equipment and accessories、 Sales of automation control equipment, Internet sales( Except for the sale of goods that require a license), Enterprise Management Consulting, Business Information Consulting( Excluding investment consulting), Marketing Planning, Project planning and public relations services, Conference Services, Exhibition services, Advertising Design、 Production、 acting, Advertising。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)