Zenner Metering Technology (Shanghai) Ltd. is a Chinese company engaged in the research, development, manufacture, and sale of gas metering instruments and supporting products, both in China and internationally. Its product range includes domestic, industrial, and commercial diaphragm gas meters, prepaid meters, gas detectors, rotary and turbine flowmeters, ultrasonic flowmeters, electronic volume correctors, intelligent flow controllers, and stainless-steel corrugated hoses. The company also offers the iGasLink smart gas cloud platform and various smart meter solutions such as AMI, IoT+NFC, IC/prepaid, mechanical+upgradeable, and wired. Additionally, it is involved in the manufacturing of industrial machinery. Founded in 2011, the company is based in Shanghai, China.