The stimulation technical services provided by COSL keep a foothold in the four seas domestically, radiate to the Southeast Asia and the Middle East, with its main business including plugging removal by acidizing, low-permeability fracturing, production stabilization and water-cut controlling, heavy oil exploitation, coiled tubing and nitrogen, etc.; COSL owns perfect R&D teams and operating teams, with powerful strength in scientific research and outstanding professional skills; Moreover, it possesses diversified large-scale equipment for plugging removal by acidizing, low-permeability fracturing, production stabilization and water-cut controlling, heavy oil exploitation, HYSY640 stimulation vessel, coiled tubing and nitrogen, etc., which could provide complete integrated solutions to the customers effectively. R&D and Operating TeamsThe complete R&D team and operating teams could guarantee the integrated services. By now, there are a total of 530 personnel engaged in R&D and operations (including 65 international employees).There are 180 R&D personnel in total, among which there are 5 international technical employees and 175 domestic employees, including 6 experts of COSL, 27 with the senior title and 56 with intermediate title. There are a total of 350 operating personnel (including 60 international employees and 290 domestic employees). Core TechnologiesCOSL has a series of stimulation technologies, and could provide perfect solutions according to the needs of customers. Geological and Reservoir Services Service of Plugging Removal by Acidizing Low-permeability Fracturing Service Production Stabilization and Water-cut Controlling Service Heavy Oil Recovery Service Model Schematic Diagram on Fracturing Schematic Diagram on Deep Profile Control and Displacement Experimental CapacityExperimental Facility: The integrated leading experimental analysis building in the industry.Covering a floor area of nearly 6000m2; employing 210 R&D and experimental personnel, with more than 300 sets of equipment (sets) of various types.Equipping with five specialized technological laboratories for plugging removal by acidification, low-permeability fracturing, heavy oil exploitation, enhanced oil recovery, completion and sand prevention as well as one basic analysis laboratory.Featuring with the material testing, the experiments of R&D nature, experiments of site process simulation, which provides important guarantee for R&D and production. Equipment CapacityWith a total of more than 100 sets of stimulation equipment, with the equipment valued at over RMB 500 million. HYSY640Vessel Acidizing equipment Fracturing equipment Completion and sand control equipment |