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| Name: API 6D |
| Certificate No: 6D-0559 |
| Range: Gate Valves;Plug Valves;Ball Valves;Check Valves |
| Reference: American Petroleum Institute |
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| Name: ISO9001:2000 |
| Certificate No: 0162-2002-AQ-RGC-RvA |
| Range: ball valves;butterfly valves; gate valves; globe valves |
| Reference: DNV CERTIFICATION B.V.,THE NETHERLANDS |
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| Name: Manufacture License of Special Equipment People's Replblic of China |
| Certificate No: TS2710457-2010 |
| Range: butterfly valves; ball valves; gate valves; globe valves |
| Reference: China quality supervision and inspection bureau |
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| Name: Invention patent certificate |
| Certificate No: ZL200510060404.0 |
| Range: Corrosion-resistant titanium oxide butterfly valve |
| Reference: The Intellectual Property Office of China |
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| Name: The Torch Program projects of the state |
| Certificate No: 2007GH40304 |
| Range: Corrosion-resistant titanium oxide butterfly valve |
| Reference: China's Ministry of Science and Technology |
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| Name: High-tech enterprises certificates |
| Certificate No: 0733003B3067 |
| Range: / |
| Reference: Zhejiang Science and Technology Agency |
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