COSL is equipped with company-level expert teams for geological reservoirs, fracturing technology, liquid and tools in terms of the low-permeability fracturing service, and provides professional technical support on site through geological research of reservoir, experiments and study on process technology.

Also, COSL has cold-temperature fresh-water based, high-temperature fresh-water based, seawater based fracturing fluid system, and clean fracturing fluid system, can complete the integrated operation of staged fracturing for horizontal wells, for vertical wells and directional wells as well as fracture testing according to geological reservoirs and the needs of customers.