Lehao (Shanghai) Instrument Co., Ltd. Is a joint venture specializing in the production of pressure instruments/temperature instruments manufacturers. Main business: Seismic diaphragm pressure gauge, magnetic contact pressure gauge, etc., is a professional miniature pneumatic diaphragm pump company and thermometer manufacturers, since its establishment, has been committed to the development and production of petrochemical, chemical fiber, metallurgy, food, pharmaceutical, fine chemical, scientific research and other industries used in a variety of special purpose pressure gauges, thermometers.

Now it can produce more than 20 series of pressure and temperature measurement products with electrical signal output, such as stainless steel anti-corrosion flange diaphragm meter, seismic meter, micro pressure gauge, differential pressure gauge, various chemical seals and pressure sensors, pressure switches, etc.; The pressure measurement range is up to 500MPa, the minimum is 0.16kPa, and the accuracy of the mechanical precision meter is 0.25%.