Core Viewpoint - The China-Korea Petrochemical Chemical Analysis Center Laboratory has successfully obtained the CNAS laboratory accreditation certificate, indicating that its testing capabilities and quality management system meet international standards, allowing its reports to be recognized in over 100 countries and regions [1] Group 1: Laboratory Management and Certification - The laboratory established a personnel management mechanism based on "authorized positions + regular supervision + continuous training," ensuring all testing personnel are certified and trained under the CNAS system [1] - A comprehensive equipment archive and traceability system were created for lifecycle management of testing instruments, including regular calibration and maintenance to ensure data accuracy [1] - A sample management process was developed to prevent sample confusion and contamination, covering all stages from reception to disposal [1] Group 2: Testing Capabilities and Services - The certification encompasses six testing fields, including polyethylene/polypropylene resins, industrial ethylene glycol, industrial ethylene oxide, and coal, covering a total of 49 analysis projects [1] - The laboratory's enhanced capabilities will provide clients with more authoritative and efficient testing services, further improving the competitive edge of China-Korea Petrochemical in the industry [1]