It is very glad to introduce our company Chengdu EST Filter Co.,ltd., which is specializing in manufacturing kinds of air/gas/oil filter, separator for air compressor group,Natural gas compressor group, internal combusition engine and generator group,Gas generator group etc. filtration device(system) for oilfield and industrial clean system etc., for over 10 years. Such as diesel purification device, Gas purification device for compressor/booster, Natural gas gauge purification filtration device,Natural gas mist purification device,Plasma Cutting dust collecting device etc.It has rich experience for designing and opening and had gained succesful projects in CNPC, Sino-pec,COSO,NDC,NIOC etc. oilfield and other successful projects in pharmacy, food, tobacoo etc. industrial fields.