Xuzhou Haihe Hydrological Equipment Co., Ltd. is a professional manufacturer in the domestic encoder, sensor, and intelligent instrument industries. Our company specializes in the design and production of contact, photoelectric, and machine display sensors, gate gauges, water level gauges, load sensors, limit switches, intelligent instruments, (solar) intelligent automation control cabinets, etc. The company was established in January 2007 (renamed Xuzhou Haihe Hydrological Equipment Co., Ltd. in 2010) and has been engaged in the water conservancy and hydrological industries for more than ten years, with rich production experience and professional technical accumulation. The company's products are praised by all water conservancy and hydropower design institutes, hoist manufacturers, system integration companies, water conservancy, hydrology, and hydropower units for their high reliability quality and humanized appearance design. The company's products have passed multiple tests by the Quality Supervision and Testing Center for Hydrological Instruments and Geotechnical Engineering Instruments of the Ministry of Water Resources, and have obtained national production licenses. The company has passed the 9000 certification and meets the requirements of the 9001:2005 standard. The company has various testing reports, experimental reports, patent certificates, software certificates, recommendation certificates, etc.