Shandong China Coal Group Drilling Machine Branch

In September 12th, Shandong Province 27th Industry-University-Research Exhibition and the 2nd Industrial Design Week opened in Yantai. 35 key universities and research institutes in and outside the pr

On September 13, Baidu filming team come to China Coal Group, and made an all-round shooting of China Coal Group, an excellent enterprise that has cooperated with Baidu for many years, and interviewed

In order to sum up the cloud work in the enterprise in the past year, exchange and promote the good experience and good practices of the enterprises on the cloud, and deploy the cloud work in the next

Recently, the ISO9000 Quality Management System Certification Expert Group respectively went to the China Coal Group's companies - 'YiMei'Machinery and Equipment Manufacturing Co., Ltd., Shandong Zhon

Lubrication has a great influence on the performance of the drill, as well as the service life of the parts.

Hydraulic system of hydraulic rock drill performance characteristics and working principle of the hydraulic rock drill is in recent years the emergence of a new type of rock drill, basic can be divide