Shanghai Xinyuan Instrument Factory is a professional manufacturer of pressure switches and differential pressure switches. Since 1990, we have introduced advanced technologies from foreign countries, made every effort to develop new products, and established a quality control system. Today, our pressure switches and differential pressure switches are well known by many customers because of excellent performance and good services.

Our main products are pressure switches, differential pressure switches, SF6 density switches, and SF6 valves.

Our factory has cooperated with internationally renowned companies such as Ingersoll-Rand, GE, AREVA, Siemens, and AE Power, and learned a lot of advanced concepts to enhance the overall strength of our enterprise.

Our products are widely used in power stations, petrol chemistry, metallurgy, mechanism, railways, environmental protection, military for alarm, control, interlocking and logic protection with high stability and reliability.

Our factory boasts our strong technology strength, advanced manufacturing equipment, perfect inspecting and testing facilities, and prompt communication ability with customers. Our company has already passed IS9001:2000 certification.

Our policy is "Advanced Technology, High Quality and Efficiency, Customers First, The Best Reputation and Trust".