| Integrated Services |
| Geophysics |
| Geotechnical Surveying |
| Drilling |
| Drilling Rigs |
| Module Drilling Rigs |
| Tubing & Casing Running Services |
| Oil Tools |
| Equipment Support Services |
| Directional Drilling |
| Logging |
| Drilling & Completion Fluids |
| Water-based Drilling Fluid Systems |
| Nonaqueous Drilling Fluid Systems |
| Drill-in and Completion Fluid Systems |
| Deep water test fluid |
| Drilling and Completion Fluid Engineering Software |
| Lost circulation prevention and plugging technology |
| Drilling Fluid Equipment |
| Drilling &Completion Fluids Additives |
| Cementing |
| Well Cementing Technology |
| Well cementing casing accessory and tool |
| Cementing simulation software system |
| Well cementing chemicals |
| Offshore cementing equipment |
| Onshore cementing equipment |
| Workover |
| Production and Optimization |
| Low-permeability Fracturing Service |
| Service of Plugging Removal by Acidizing |
| Heavy Oil Recovery Service |
| EORService |
| OilAndWaterTreatmentService |
| Coiled Tubing and Nitrogen Services |
| HYSY640 Stimulation Vessel and HYSY 696 Large Integrated Fracturing Vessel |
| Geological&Reservoir |
| Integrated G&R services |
| Integrated Geology & Reservoir Analysis Technology |
| Geology & Reservoir Analysis Technology for Heavy Oil Recovery |
| Geology & Reservoir Analysis Technology for Enhanced Oil Recovery |
| Well Completion |
| Production Tools |
| Ultra HPHT Completion Tools |
| Sand control completion |
| Screen |
| Intelligent Completion |
| Heavy oil thermal recovery completion tool |
| CCUS/CCS Well Completion Technology |
| Artificial lift |
| The Completion Experiment and Testing Center |
| Completion tool service |
| Ground services |
| Liftboats & Accommodation Rigs |
| Marine Support Vessels |
| Unconventional Resources |
| Customer Appreciation |
| Business World-wide |
| EPS |
| Water-based drilling fluid/cuttings reduction treatment technology |
| Non-water based drilling fluid/cuttings reduction technology |
| Well Completion Waste Treatment Technology |
| Oily sludge treatment technology |
| Cementing Engineering Technical Services |