2001 · Dongying Guangzheng Chemical Co., Ltd. was established. With an annual output of 5,000 tons of polyacrylamide, most of the products are sold to Sinopec for oil production for three times. Shengli Oilfield has won a good reputation and the product quality ranks first in China.
2003 · Passed the ISO9000: 2000 standard in Beijing China Aviation Star Quality Certification Center.
* A tax by the tax authorities as a tax credit unit.
2005 · The company opens overseas markets and polyacrylamide is sold worldwide.

* A tax by the tax authorities as a tax credit unit.

* Was the Shandong Provincial Personnel Office, Shandong Provincial Foreign Trade and Economic Cooperation was rated as advanced foreign trade enterprises.
 
2006 · The Company newly built a production line with an annual output of 5,000 tons of polyacrylamide and entered into the market of petroleum products. The products are sold to Daqing Oilfield and Xinjiang Oilfield, etc. They have gained a good reputation in Daqing Oilfield, doubling annual output and sales volume.
* A tax by the tax authorities as a tax credit unit.
2008 · Awarded as Excellent Technology Enterprise by Dongying Technology Bureau.

· Dongying Safety Production Committee as a safety standardization of three enterprises.

* Shandong Province Science and Technology Agency as high-tech enterprises.

* A tax by the tax authorities as a tax credit unit.
 
2009 · China National Petroleum Corporation issued "Product Quality Approval Certificate" to our company.