national

On September 13th, Wang Zhijian, vice chairman and third-level researcher of Shandong Province National Defense Machinery & Electronics Trade Union

Yang Jintao, the director of National Safety Production Changsha Mining Machinery and Electricity Testing and Inspection Center, and Zhao Yunxiao, the expert, visited China Coal Group,

On May 9-10, three experts from the Safety Standard National Mine Product Safety Marking Center Inspection Institute, including Wang Guo Key (Safety Standard Center), Li Bing (Fushun Institute) and Lu

On February 16, the expert team composed of Ma Long, Deputy Director of Fushun Inspection Institute of Anbiao National Mining Product Safety Labeling Center, Bian Jianchao, director of Operation Promo

With the continuous rapid development and progress of the modern information industry era, the role of diesel engine cranes in the field of industrial construction has become more and more important.

Recently, four models of two-speed multi-purpose winches, JSDB-10, JSDB-13, JSDB-19, and JSDB-25 independently developed and produced by China Coal Group Intelligent Manufacturing Corporation, have su