This Thursday morning, under the leadership of engineer Mr. Cui, our company's sales staff learned to visit the production and processing process of the LSJ series critical flow sonic nozzle gas flow verification device.

We have professional milling machine equipment, lathe equipment, laser cutting machines, etc. We have advanced processing technology, and can produce and help customers install and complete calibration devices within 20 days.

Adopting national standards (GB/T21188-2007/ISO9300:2005),flow range from 0.5-3000m3/h,low power consumption,+-0.2% accuracy!