- B
- Snubbing
- D
- DTF Series Drilling Pump
- DTYJ Hydraulic Thruster
- Multi-stage Casing Head
- Single-stage Casing Head
- Well Repair Device Under Press
- Directional Joint
- Resistivity Sub
- DTF-500
- DTYJ89
- DTF-800
- DTYJ121
- DTF-1000
- DTYJ165
- DTF-1300
- DTYJ178
- DTF-1600
- DTYJ203
- DMSY-ⅠIntelligent Ground Injection System
- DTYJ229
- DMSY-Ⅱ Intelligent Ground Injection System
- DTYJ242
- DMSY-Ⅴ Intelligent Ground Injection System
- L
- Downhole Motor Test Bench
- Down-hole Motor
- LWD Hang Sub
- 1LZSY Downhole Motor Test Bench
- 5LZSY Downhole Motor Test Bench
- LZ43 Down-hole Motor
- 20LZSY Downhole Motor Test Bench
- LZ54 Down-hole Motor
- 30LZSY Downhole Motor Test Bench
- LZ60 Down-hole Motor
- LZ73 Down-hole Motor
- LZ80 Down-hole Motor
- LZ89 Down-hole Motor
- LZ95 Down-hole Motor
- LZ102 Down-hole Motor
- LZ120 Down-hole Motor
- LZ127 Down-hole Motor
- LZ135 Down-hole Motor
- LZ150 Down-hole Motor
- LZ159 Down-hole Motor
- LZ165 Down-hole Motor
- LZ172 Down-hole Motor
- LZ178 Down-hole Motor
- LZ185 Down-hole Motor
- LZ197 Down-hole Motor
- LZ203 Down-hole Motor
- LZ210 Down-hole Motor
- LZ216 Down-hole Motor
- LZ228 Down-hole Motor
- LZ244 Down-hole Motor
- LZ286 Down-hole Motor
- T
- Casing-head
- Profile Control Pump and Injection System
- TDB-ⅠHydraulic Profile Control Water Plugging Pump
- TDB-ⅡHydraulic Profile Control Water Plugging Pump
- TDB-Ⅲ Hydraulic Profile Control Water Plugging Pump
- TDB-Ⅳ Hydraulic Profile Control Water Plugging Pump
- TDB-Ⅴ Hydraulic Profile Control Water Plugging Pump