Engaged in testing and procurement projects. Business scope includes licensing projects: Inspection and testing services; Certification services (projects that require approval according to law can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval results). General projects: Technology Service, technology development, technical consultation, technology exchange, technology transfer, technology promotion; Information technology consulting services (except projects that require approval according to law, carry out business activities independently in accordance with the law with a business license