Changzhou Puerte Instrument Co., Ltd. is registered at Room 701-2, Building 16, Changzhou Tian'an Digital City, No. 588 Changwu South Road, Wujin National High tech Industrial Development Zone. The registration authority is the Wujin District Administrative Approval Bureau of Changzhou City, and the legal representative is Zhou Jing. The business scope includes licensed projects: sales of Class I radioactive sources; Sales of Class II, III, IV, and V radioactive sources (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General project: sales of intelligent instruments and meters; Sales of experimental analytical instruments; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of monitoring and detection instruments for water quality pollutants; Manufacturing of solid waste detection instruments and meters; Sales of testing machines; Sales of power electronic components; Instrument and meter repair; Sales of mechanical equipment; Sales of electronic specialized equipment; Electrical equipment repair; Specialized equipment repair; General equipment repair; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law)