Serving Over 800 Happy Customers Globally 

We are a specialized supplier of API gauges and professional calibration services in China. We have been in business for over 10 years and have served over 800 customers in 33 countries...

  • We Are Dedicated
  • We Are Professional
  • Always Improving


  • API Gauges
  • Gagemaker


  • Good Quality

    Our facility has been manufacturing API gauges for 43 years and owns the most advanced manufacturing equipments. We strictly adhere to ISO9001, API Q1 and API 5B & 7-2 Specifications.

  • Excellent Price

    Our gauges are at least 20%-30% cheaper than similar products in the international market.

  • Ready Stock

    Due to our powerful manufacturing capacity, most of our gauges are in ready stock.

  • 3rd-party Calibration

    We partner up with a national-level calibration laboratory to offer third-party calibration for all our gauges. The calibration is traceable to NIM/NIST and valid for API audit. The calibration center is accredited to ISO 17025:2005 by CNAS.

  • Technical Support

    We work together with the calibration experts of our calibration laboratory to reply and solve any issues that may occur to you in the process of using the gauges.

Our Customers All Over The World.

We have served over 800 customers in 35 countries. We are certified material supplier for the following companies: Schlumberger, China National Petroleum Corporation, GE Oil & Gas, ITS UAE & UK, Smith International...