NOTICE:
On September 11th, the Foreign merchants and their entourage visit the China Coal Group to carry out on-site inspection of the mine-supporting equipment, the hollow grouting bolt equipment, which is o
©Shandong China Coal New Energy Import Export Co., Ltd. © 2017
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
