Lanzhou Keqing Instrument Co., Ltd. was founded in 1994 and is specialized the field of oil gas metering supporting works, including development, production sales water cut crude (oil-water-gas composition) measurement, liquid flow meters, wells multiphase metering, surface measurement ...

Development and manufacture of metrological equipment (Flow measuring stands) for calibration testing industrial units flow, liquid gas all types principle operation, multicomponent (multiphase) flow. The are intended volumetric mass flow meters, transducers, heat variable area ...