Shandong China Coal Group Drilling Machine Branch

Rock drills are tools used to directly mine stone. It drills blastholes on the rock formations to place explosives to blast the rocks to complete the mining of stone or other stonework. Rock drills ca

The air leg rock drill is a highly efficient rock drilling machine. It is widely used in rock tunneling and drilling blastholes in various rock drilling operations.

On the morning of September 27th, the Jining City Retired Military Service Center and the Jining City Caring Retired Military Service Association hosted a special recruitment meeting for Jining City’s

Recently, Jining City's Gongxin Business Vocational Training School, a subsidiary of China Coal Group, successfully won the bid for the open bidding procurement project of Jining City Employment Offic

Recently, the Shandong Provincial Department of Industry and Information Technology announced the list of the first edition of the high-end software (the third batch) in Shandong Province in 2019, an

In order to promote the faster and better development of the city's e-commerce industry and promote enterprises to become bigger and stronger, on September 19th, the Jining Municipal Bureau of Commerc