We mainly engaged in drilling & completion engineering program design, completion tools & its technology research, drilling fluid & cementing technology research, geological reservoir study, stimulation technology research in completion process & services, casing running technical service and so on.

We are professional in highly-deviated well & horizontal well design, under balance well design, super deep well & large displacement directional well design, cluster well design, 3-d well design, circulation gas injection well & gas storage well design, sidetracking drilling design, engineering design for the initial sand control well, fish bone well, etc.

We have researched and developed fracturing technology independently, that is one string for layer separating and frac-packing sand control for single layer or multi layers, which has successfully used in Jidong, India ASSAM, Qinghai oilfield, on-site service 102 wells, the average validity rate is 98%, the validity date is over 440 days, and the longest validity is over 843 days.