Quality Assurance
Manufacturing and R&D of premium-quality special steel billets

Quality Assurance

Manufacturing and R&D of premium-quality special steel billets

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Quality Assurance System

Test Capability

Quality Assurance System

The company has reliable quality assurance system with being accredited ISO 9001: 2015,GB/T24001-2016 certificate of environment management system certification, GB/T 45001-2020 certificate of conformity of occupational health.

System Certificate Product Certificate
ABS Certificate

ABS Certificate

BV Classification Society Certificate

BV Classification Society Certificate

DNV Classification Society Certificate

DNV Classification Society Certificate

KR Classification Society Certificate

KR Classification Society Certificate

LR Classification Society Certificate

LR Classification Society Certificate

NK Japan Classification Society Factory Approval Certificate

NK Japan Classification Society Factory Approval Certificate

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Contact Us

Tel：

+86-391-6099999
+86-391-6099536
+86-391-6099565

E-mail：sales@zssw.com
Add：531 Industrial Park,Huling Industry Cluster District，Jiyuan, Henan,459008 P.R.China

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