Hongguang Instrument Factory was established in 1972 and is a leading domestic manufacturer of water flow meter products, dedicated to providing competitive products and services …

Hongguang Instrument Factory is a high-tech enterprise specializing in the research and development, production and sales of automation instruments. We are a professional manufacturer in …

Jiangsu Hongguang Instrument Factory Co., Ltd is an experienced water flow meter manufacturer. The company’s main products are installation fittings for ph sensor/conductivity sensor,pressure switch,calibration …