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Certificates Kingbull |
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CE Certificate for PPR |
ISO9001-2008 |
Water Supply and Wastewater Association |
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CE Certificate for HDPE |
ISO 14001:2004 |
Certification-GOST--for-Russia（Brass-fittings） |
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Certification-GOST--for-Russia（Fittings-for-Polyethylene-pipe） |
Certification-GOST--for-Russia（Polyethylene-pipe） |
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