Shandong China Coal Group Drilling Machine Branch

The gasoline rock drill do not need to replace the internal parts of the nose, just move the handle as required to operate. It is easy to operate, more time-saving, labor-saving, and has the character

On the afternoon of November 13th, Sun Xingwei, editor-in-chief of China Labor and Social Security News, and his party were accompanied by He Yonghong, Chairman of the First Council of Jining Technica

On the morning of November 13, Gu Shuangquan, Vice Minister of Heavy Rail Business Unit of Handan Iron and Steel Group, Guo Chaojun, Overseas Section Chief of Heavy Rail Business Unit of Handan Iron a

The pneumatic pavement breaker uses high-speed impact to crush materials. When the material enters the action area of the blower from the material inlet, it is crushed for the first time by the high-s

On November 7th, a batch of bucket-tipping mine car and side dump mine car independently researched and developed by China Coal Group Intelligent Machinery Factory will be loaded in the intelligent pr

On November 7, a batch of mining material trucks and single hydraulic props for mines were loaded in the intelligent equipment manufacturing workshop of China Coal Group and will be sent to a mine in