Meter Instruments Co., Ltd. engages in the research, development, production, and sale of intelligent ultrasonic water meters and heat meters in China and internationally. It offers ultrasonic water meters, ultrasonic heat meters, flow balance valves, data concentrators, intelligent control valves, smart flow meters, fire hydrant products, and related accessories. The company also provides constant temperature and flow, water metering system, and heat metering system solutions. Its products are used in urban water supply, centralized heating, fire safety, energy conservation and emission reduction, and energy efficiency management fields. The company was founded in 2006 and is headquartered in Nanjing, China.