NECY (HK) LIMITED is a trading company engaged in oilfield cementing additive and oilfield cementing testing instrustments with years expercience. Fluid loss additives is one of the main product, ranging from lightweight series, high density series, and normal density series to seawater cement slurry series. They are applicable to different well conditions, including deep well, horizontal well, etc. Besides, every fluid loss additive has four types, namely fluid type, high purity powder type, dry-mixed type and dual-use powder type, which offer convenience for transportation, usage and help clients with cost control. Instrustments are constant speed mixer, thermostat water bath, HTHP curing chamber, atmospheric consistometer, HTHP consistometer, portable HTHP consistometer, stirred fluid loss cell, static fluid loss cell, fully automated rotational viscometer, compression tester, ultrasonic intensity tester, anti-channeling instrument, etc., covering all the instruments and parts applied to the entire cementing process, including its preparation, curing, consistency and fluid loss property, rheological property, compressive strength, gel strength and anti-channeling property.