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Why Can We Always Ensure Excellent Quality

Quality Control

Quality control is basic but the most important point for qualification of the steel pipes/tubes&fittings. Both advanced inspection&test equipment and device and skilled staff are involved in the systematic quality control procedure.

We carry out in-production supervision and after-production inspection for our pipes/tubes&fittings. We ensure that the products are produced,tested,and inspected strictly according to standard specification under supervision of our QA engineer during production. After-production inspection is carried out in house at our site by our own engineer with our own equipment&device.

Jiangsu Lianzhong Metal Products (Group) Co., Ltd

Certification

Jiangsu Lianzhong Metal Products (Group) Co., LtdJiangsu Lianzhong Metal Products (Group) Co., LtdJiangsu Lianzhong Metal Products (Group) Co., LtdJiangsu Lianzhong Metal Products (Group) Co., Ltd

Certification

Jiangsu Lianzhong Metal Products (Group) Co., Ltd Certifications
Standard: ISO
Number: 609-22-QR-08513-R0-S
Issue Date: 2022-12-28
Expiry Date: 2025-12-27
Scope/Range: Metal coils, metal pipes, metal bars, metal sheets involved in the sale of related management activities
Issued By: HUADING SIHAI (BEIJING) CERTIFICATION CO,.LTD
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