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On October 12, Jiang Liangde, Director of Yantai Fushan District Investment Promotion Center, Chi Tongguang, Deputy Director, and Song Zhechang, Staff Member of the General Department, visited China C

On October 8, the 2023 Jining City Veterans' Order-Based Vocational Skills Training Job Interview, organized by Jining City Bureau of Veterans' Affairs and undertaken by China Coal Group, was successf

Solving the scrap situation of an air leg rock drill involves identifying the underlying issue and taking appropriate steps to repair or replace the damaged components. Here's a general guide on how t

An air leg rock drill is a specialized pneumatic drilling machine commonly used in mining, tunneling, and construction industries. Its primary purpose is to bore holes or drill into rock or hard surf

The air leg rock drill is a specialized pneumatic tool designed for drilling holes in rock and other hard materials. It's commonly used in industries that involve excavation, mining, construction, and

Maintaining a water well drilling rig is crucial to ensure its safe and efficient operation during well construction projects. Regular maintenance will not only extend the rig's lifespan but also mini