YINUO.YINUO was founded in 1993, with a registered capital of 106 million RMB, fixed assets of 28,000 million RMB, and a total area of 48,000 square meters (10,000 square meters in Jiading District, Shanghai, 36,000 square meters in Songjiang District, and 2,000 square meters in Panjin, Liaoning). The company focuses on the R&D and production of flow meters and system control instruments, and its main products include more than 20 kinds of professional instruments, such as LZYN-type mass flow meters, LYNSB gas ultrasonic flow meters, MAGYN intelligent electromagnetic flow meters, etc., which cover the series of wellhead recovery devices, three-phase metering devices, high-pressure automatic controllers, etc., and are widely used in the fields of petrochemical industry and oil and gas field metering.