Home > QualificationSystem Certification
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| API Q1-2445 | API QR-2581 | 1100359 | 1100360 |
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| 1100361 | ISO9001 of Jiangsu Changbao | ISO 14001 of Jiangsu Changbao | ISO14001 of Jiangsu Changbao |
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| скан СПБ_трубы | скан СПБ_трубы | ISO9001 of Changbao Precision | OHSAS18001 of Changbao Precision |
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| ISO14001 of Changbao Precision | скан СПБ_трубы | Work Safty Standardization Certificate | API Q1-3237 |
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| ISO9001 of Changzhou Chang-Bao | Work Safty Standardization Certificate | ISO 45001 | Quality Management System Certificate |
Product Certification
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| API 5CT-0507 | API 5DP-0130 | API 5CT-1037 | API 5L-0697 |
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| API 5L-0392 | API 5DP-0013 | PED TUV EN764-5-AD2000 CB Precision | TUV ASME Certificate |
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| PED TUV | PED TUV | PED TUV | TUV ASME Certificate |
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| PED TUV-EN764-5-AD2000-CB Precision | PED TUV-EN764-5-AD2000-CB Precision | BV-ASME | DNV-GL of Jiangsu Changbao |
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| DNV | ABS page1 of Changbao Precision | ABS page2 of Changbao Precision | ABS page3 of Changbao Precision |
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| NK | NK | NK | NK |
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| BV ASME | PED TUV EN764-5-AD2000 CB Precision | PED TUV | |
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User Authentication
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| Excellent Supplier Award of MHPS | B&W 2013 | B&W 2009 | EXCELLENT SUPPLIER of Shanghai Boiler 2011 |
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| BHEL Approval 2012 | Cethar-Changbao-Performance Certificate 2013 | Certification of Qualification of MHPS | QUALIFIED VENDOR CERTIFICATE(ChangBao Steel) |
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| EXCELLENT SUPPLIER of Shanghai Boiler | Certificate of CNPC | Top 10 of Daqing Oil field CNPC | B&W 2012 |
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| Ge Supplier Quality Award | Japan IHI customer recognition letter | Commendation letter of Tarim Oilfield | EXCELLENT SUPPLIER of GE |
