METTER.METTER, established in 2006 and headquartered in Nanjing, is a high-tech enterprise specializing in intelligent ultrasonic fluid measurement technology. With smart ultrasonic water meters and heat meters as its core products, the company is committed to providing integrated hardware and software solutions for smart water management and energy-efficient heating, covering the entire process from “data collection and transmission to application.” Its product portfolio spans all pipe diameters, meeting diverse needs such as precise metering, remote meter reading, and online monitoring. By building a comprehensive product ecosystem, METTER delivers efficient and reliable system services for urban water supply, centralized heating, and other sectors, establishing itself as a key provider of smart metering solutions within the industry.