- 01 Engineering Contracting
- Pre- drilling
- drilling contracting
- Post- drilling
- 02 Technical Services
- Drilling planning
- Oriented Drilling
- Drilling completion fluid
- Cementing
MPD(Air drilling, foam drilling, liquid underbalanced drilling, managed pressure drilling)
- Drilling tools
- Well control services
- 03 Tools & instruments
- Drilling pipes for special structure wells
- Drilling bits
- Drilling coring tools
- Down-hole drilling accelerators
- High-end drilling liner hangers
- High precision drilling instruments
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