What is an air leg rock drill? What are the characteristics and advantages of pneumatic leg drilling tools? Operators who need to use mining machinery should know something about the pneumatic leg dri
Air leg rock drill is a modern drill products, the air leg drill adopts the design technology of modern drill, compared with the same type of products, has the advantages of low noise, light weight, g
Water well drilling rig consists of crawler plate and crawler pin. The track pin connects each track plate to form a track link. There are holes at both ends of the crawler board, which are meshing wi
On the morning of January 15, the unveiling of the Jining Technician Education Group's municipal training base and the signing ceremony of the strategic cooperation agreement between the Municipal Tec
In order to further strengthen employees' legal awareness and legal concepts, and improve their ability to avoid legal risks in the course of conducting business, from January 15th to 17th, Jining Ind
In order to help new employees systematically learn the company's products and further improve the comprehensive business skills of e-commerce employees, on the afternoon of January 11th, the first 20
© Shandong China Coal Group. © 2016
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
Executive Editor: Linda Zhang