General Projects: Instrument sales, Electronics sales, Sales of electronic components and electromechanical components, Sales of glass fiber and products,Chemical product sales( Does not contain permitted chemical products), Sporting goods and equipment wholesale, Sporting goods and equipment retail, Sales of Class II medical devices, Computer system services, Corporate image planning, Project planning and public relations services, Marketing Planning, Conference and Exhibition Services, Etiquette Services, Information consulting services( No licensing information consulting services), Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Advertising Design、 acting, Advertising Production, Advertising, Socioeconomic consulting services, Enterprise Management, Sales of air pollution monitoring and detection instruments, Sales of water pollutant monitoring and detection instruments, Sales of ecological environment monitoring and testing instruments, Sales of solid waste detection instruments and meters, Sales of environmental emergency testing instruments, Sales of marine water quality and ecological environment monitoring instruments and equipment, Sales of special instruments for agriculture, forestry, animal husbandry and fishery, Sales of teaching equipment, Sales of special instruments for environmental monitoring, Optical instrument sales, Electronic measuring instrument sales,Sales of electrical instruments and meters, Sales of geological exploration and seismic equipment, Sales of smart instruments, Drug testing equipment sales, navigation、 Surveying and Mapping、 Sales of meteorological and oceanographic instruments, Glass instrument sales, Sales of experimental analysis instruments,Sales of clocks and timing instruments, Office equipment supplies sales, Wholesale of computer hardware, software and auxiliary equipment, Retail of computer software, hardware and auxiliary equipment。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Inspection and testing services, Construction project construction。( 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.)