wenzhou zhengxin pipe co.,ltd 품질 관리

표준:enviorment quality management system certification

번호:60721S10101ROS

발급 일자:2021-05-20

유효 기간:2024-05-19

범위 / 범위:material and pipe products was producing

발행:beijing dongbiao quality limited company

표준:quality management system certification

번호:60721Q10163ROS

발급 일자:2021-05-21

유효 기간:2024-05-19

범위 / 범위:material and pipe products was producing

발행:beijing dongbiao quality limited company

표준:Test Report

번호:ZYW202005395

발급 일자:2022-11-22

유효 기간:2022-11-22

범위 / 범위:material and pipe products was producing

발행:Zhejiang Province Metal lurgic products quality test station co., ltd

표준:safely healthy management certification

번호:60721s10101ROS

발급 일자:2022-11-22

유효 기간:2024-05-20

범위 / 범위:material and pipe products was producing

발행:beijing dongbiao quality limited company