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Air leg rock drill is an improved low-energy rock drill. It has good performance under low pressure conditions, and is particularly suitable for long gas pipelines or powered by small air compressors.

On the afternoon of March 12, a batch of air leg rock drill were loaded and transported in the intelligent equipment production workshop of China Coal Group, and they will be sent to a mine in Hulunbu

Hydraulic water well drilling rig is an efficient and multifunctional drilling equipment. Water well drilling rig is mainly suitable for drilling water wells, agricultural irrigation wells, ground sou

In order to build a team of "loyal, clean and responsible" high-quality cadres and promote the high-quality development of the group, the afternoon of March 7th, Jining Gongxin Business Vocational Tra

In order to further advance the strategic layout of the Group's intelligent manufacturing, China Coal (Yantai) Intelligent Manufacturing Technology Co., Ltd., which was invested and established by Sha

Air leg rock drill has the characteristics of low consumption, suitable for railway, highway, hydropower and other construction, but also metallurgical, coal and other mining roadway tunneling and a v