2010

In November 2010, the company obtained the certificate of qualified supplier of China National Offshore Oil Corporation;

In November 2010, the company was awarded the “Pressure and Inspection Unit for Pressure Pipeline Components” issued by Hebei Provincial Boiler and Pressure Vessel Supervision and Inspection Institute;

In August 2010, the company obtained the certificate of qualified supplier of Shenhua Group Company;

In April 2010, the company obtained the qualified supplier certificate of China Coal Group Corporation;

In 2010, the company obtained the certificate of qualified supplier of China Datang Group Company;