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Why Can We Always Ensure Excellent Quality

Quality Control

wenzhou zhengxin pipe co.,ltd

wenzhou zhengxin pipe co.,ltd

wenzhou zhengxin pipe co.,ltd

wenzhou zhengxin pipe co.,ltd

Certification

wenzhou zhengxin pipe co.,ltd Certifications
Standard: enviorment quality management system certification
Number: 60721S10101ROS
Issue Date: 2021-05-20
Expiry Date: 2024-05-19
Scope/Range: material and pipe products was producing
Issued By: beijing dongbiao quality limited company
wenzhou zhengxin pipe co.,ltd Certifications
Standard: quality management system certification
Number: 60721Q10163ROS
Issue Date: 2021-05-21
Expiry Date: 2024-05-19
Scope/Range: material and pipe products was producing
Issued By: beijing dongbiao quality limited company
wenzhou zhengxin pipe co.,ltd Certifications
Standard: Test Report
Number: ZYW202005395
Issue Date: 2022-11-22
Expiry Date: 2022-11-22
Scope/Range: material and pipe products was producing
Issued By: Zhejiang Province Metal lurgic products quality test station co., ltd
wenzhou zhengxin pipe co.,ltd Certifications
Standard: safely healthy management certification
Number: 60721s10101ROS
Issue Date: 2022-11-22
Expiry Date: 2024-05-20
Scope/Range: material and pipe products was producing
Issued By: beijing dongbiao quality limited company
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