On the afternoon of March 5th,Shandong Polytechnic College Vice President Shen Yanjin, Dean of business academy Chen Guomin, party secretary Huang Qi and other leaders visited Shandong China Coal Grou
© Shandong China Coal Group. © 2016
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
Executive Editor: Linda Zhang