According to the requirements of ISO/IEC 17025:2017 "General Requirements for the Competence of Testing and Calibration Laboratories" (CNAS-CL01 "Criteria for Accreditation of Testing and Calibration Laboratories"), the China National Accreditation Service for Conformity Assessment has carried out strict document review and on-site After review, the testing room of Mingxin Xuteng New Materials Co., Ltd. has the ability to undertake the listed services and is recognized and issued a certificate. The accredited test items can issue a report with the CNAS test seal.