Critical flow nozzle calibration device has been put into use since August 22th,2016.

We use this device to calibrate our vortex flow meter, thermal mass flow meter, precession vortex flow meter and some other kinds of gas flow meters. With this device, our flow meter accuracy will be higher guaranteed. We’ll continue trying our best to providing our good quality products and service.

Kaifeng City Government Leaders visited our factory on July 28th. Kaifeng Government provide strong support for our factory.

The leaders think highly of our product production and the business achievements in export. 

Beginning of the year 2015,Korean customers

                  MIT  to use the site

Use the products of our company site at the Massachusetts institute of technology