Guangzhou Zhaoji Instrument Manufacturing Co., Ltd., was founded in 2002. A one-stop water meter manufacturer with over 20 years of experience in water meter research, production and sales. Holding 20+ patents and a National-level laboratory. We specialize in cold & hot water meters, including LoraWan smart meters and IC card prepaid water meters, providing software-hardware, one-stop integrated services. Our brass-cased single-jet water meter is tailored for the Russian market，It comes with a Russian-language user manual and nameplate, and is highly popular among Russian customers. The meter is designed to withstand low temperatures and freezing, ensuring it meets the demands of the region's harsh winter climate. It complies with Russian metrology standards and is compatible with commonly used connectors and fittings in the region, ensuring hassle-free installation. We are a trusted supplier for municipal and commercial water meter projects.