Deliver qualified workover operation, well testing, oil production, well completion, stimulation, coiled tubing, directional drilling and operational services with 3 workover rigs,working skids and associated professional tools.

Workover

Put into a new well into production, oil/gas/water well maintenance, overhaul, fishing, abandonment, casing repair, check and seal communication between zones, layers adjust and seal, offshore engineering support.

Well testing

Carry out integrated offshore well testing services, such as DST downhole testing, surface measuring, diversification clean-up, isolation, oil-water sampling & testing.

Stimulation

Provide acidizing/fracturing liquid system design, large-scale fracturing, separated layer acidizing and sand control.

Max fracturing hydropower 18100hp, WP 80.5Mpa, for continuous operation at thousand m3 liquid & hundred m3 sand.

Acid liquid for max 200C, low harm guar fracturing liquid, low polymer fracturing liquid, sea water based fracturing and profile control chemical agent.

Max 3-5 layers acidized in one run of service string, max record of liquid injected 426m3, sand applied 30m3, 64Mpa for single layer.

Coiled tubing

Provide de-blocking, grinding, cutting, fishing, acidizing, fracturing, nitrogen lifting.

CT, 1.25”& 1.5”, for wax removal/deblocking, sand flushing, scale removal w/acid, gas lifting/self flow induction/liquid displacement, fishing, grinding, etc. Min footprint 20m2, fishing in 5mm horizontal annular & 620m horizontal sand flushing.

Oil production

Oil well production and maintenance: flowing production, artificial lift production (ESP, tubing pump, inserted pump).

Water injection well production and maintenance: injection profile test, dynamic injection adjustment, acid wash, profile control, augmented injection.

Increase production and augmented injection: vis-breaking, profile control, de-blocking, water shut-off.

Well completion

ESP well completion of flowing well.

Well completion of flowing well.

Screw pump well completion.

ESP well completion.

well completion of water injection well.

Directional drilling

Provide comprehensive technology for extended reach well, horizontal well, horizontal branch hole, cluster well, slim hole sidetracking.