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| Quality Management System (QMS) Certificate |
| The scopes covered by the system are |
| 1.Drilling Engineering,Offshore Engineering & Equipment Design. |
| 2.Technical Services of Drilling Technology,Coring,Drilling Fluid,Well Completion |
| 3.Diamond Bit and Coring Bit,Downhole Toop & Instrument,Driilling Fluid Agnets,Manmade Diamond Developmnet. |
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