Honor Certificates

GREAT has built its enterprise technology center, obtained certification from ISO9001: 2008, ISO14001∶2004, OHSAS18001: 2007, API Spec7-1 and imported HSE management system of the petroleum industry. Therefore, GREAT is listed as a "National High-tech Enterprise"

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API Spec7-1 Quality Control Standard
ISO9001:2008 Quality Management System
ISO14001:2004 Environment Management System

About GREAT

Company Profile
Company Culture
Honor Certificates
Factory Show
Quality Control
Customers

Products

Downhole motor
PDC Drill Bit
Hybrid Drill Bit
Tricone Bit
- TCI Bit
- Steel Tooth Bit
Roller Bit
PDC Hole Opener
Crocodile PDC Reamer
Rock Reamer
Roller Bit Core Barrel
PDC Cutter
Drag Bit