Kaifeng Instrument Co., Ltd.Kaifeng Instrument Co., Ltd. (KFI), built up in 1958,was directly under the administration of the former ministry of Machinery Industry.After 60 years of development,KFI has become the largest manufacturing and testing base in China for flow meters. The National Water Large Flow Rate Metering Station, the No.13 Measurement and Test Center Station and The Quality Inspection and Supervision Center for Flow Meter of Machinery Industry are all established in our factory.