Manufacturer of oil pressure gauges and all kinds of instrument & meters. In the Leierda, which has the reputation of the " Electrical equipment city of china " , and have got the certificationthe of ISO 9002 quality system certification. We not only have a excellent domestic market share also have got the export power by ourself and export our products to oversea, build market all over the world is our goal.

oil pressure gauges, new product series, pressure gauge series, temperature controller series, pressure regulator series, thermocouple & thermo-resistance series, pneumatic equipments, refrigeration series, thermometer series, controller series, panel meters, multimeters, breaker series, watter-hour meters.