The registered address of einzone technology (guangzhou) ltd. Is located in room b22, room b22, 3rd floor, 9th floor, tungdong road, guangzhou city. The registration authority is the market supervision authority of the tianhe region, guangzhou city. The legal entity is represented by zhou zhou zhou, and its operations include the sale of chemical products (other than licensed chemical products); the sale of specialized chemical products (other than dangerous chemicals); the sale of specialized chemical products (other than dangerous chemicals); the sale of lubricants; the sale of daily chemical products; the manufacture of basic chemical materials (other than hazardous chemicals); the manufacture of basic chemical materials (other permitted chemicals); the sale of synthetic materials; the manufacture of high-performance non-ferrous metals and alloying materials; the processing and manufacture of lubricants (other than dangerous chemicals); the manufacture of specialized chemical products (other than dangerous chemicals); the manufacture of synthetic materials (other than dangerous chemicals); the sale of experimental analytical instruments; the sale of instrument instruments; the manufacture of experimental analytical instruments; the manufacture of other general instruments; the repair of instruments; the repair of special equipment; the general equipment; the repair sale of glass instruments; sale of test machines; sale of smart instrument instruments; sale of supply instrument instruments; trade broker; sale of refrigeration and air-conditioning equipment; sales agent; sale of optical and electronic devices; sale of specialized equipment for teaching; sale of mechanical equipment; sale of electric instrument instruments; sale of electronic survey instruments; sale of specialized survey or test instruments for railways; sale of drug detection instruments; retail sale of computer hardware and software and assistive equipment; sale of household appliances; retail sale of daily household appliances; sale of office equipment; domestic trade agent; sale of internet (other than goods licensed for sale); standardization services; information consultancy services (other than licensing); information technology advisory services); information technology advisory services; sale of information security equipment; outsourcing services for software; development of artificial intellectual infrastructure; software development; software development; software sales; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; (b) the sale of instruments for the exclusive use of agro-forestry and fishing; sale of special instrument instruments for environmental monitoring; sale of mapping, computing and surveying instruments; sale of specialized instrument for textile testing; sale of specialized instrument for navigation, mapping, meteorology and oceans; sale of clocks and time instruments; sale of specialized instrument for geological exploration and earthquakes; manufacture of drug detection instrument; manufacture of electronic instrumentation; manufacture of special instrument for environmental monitoring; manufacture of special instrument for teaching; manufacture of instruments for the exclusive use of agriculture, forestry and fishing; sale of agricultural machinery; manufacture of navigation, mapping, meteorology and marine instruments; supply of instrumentation; manufacture of drawing, computing and surveying instruments; manufacture of smart instrument instruments; manufacture of electric instrumentation instruments; manufacture of instrumentation; sale of electronic specialized equipment; sale of electronic metaware and electromechanical components; sale of electronic products; furniture installation and maintenance services; design and services of integrated circuit chips; wholesale distribution of electronic components; rental of mechanical equipment; sale of electrical and mechanical equipment; sale of advanced electrical electronic devices; import and export of goods; import and export agents; import and export of technology;