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Taking geological research as the breakthrough point and integrating its technical strength of various professional fields,CNPC Service has raised its comprehensive ability of unconventional oil and gas resource development including tight gas, coalbed methane, shale gas, geothemal as well as conventional oil and gas. It can provide exploration and development program compilation, production process design, surface engineering design, and integrated technical support for increasing block reserves and production of heavy oil, light oil, natural gas, shale gas and coalbed methane. It has formed a series of professional engineering technologies on low permeability gas reservoir,heavy oil,coalbed methane development and gas lifting production.