MA

On August 26, a batch of single hydraulic prop equipment for mining is loaded in the third and fourth workshops of China Coal Group's intelligent equipment production and manufacturing, and then will

On August 18, a batch of single hydraulic props for mining were loaded in the third and fourth workshops of China Coal Group's intelligent equipment production and manufacturing, and then they will be

Recently, 12 models of single-sided curved rail side-dumping mining trucks independently developed and produced by China Coal Group Manufacturing Corporation have successfully passed the certification

Every morning at 7 o'clock in the morning, in the Yulin Railway Station Hump Marshalling Yard, you will see a tall figure, stepping on the track with your feet one by one on the dowty retarder like a

Recently, with the official approval of the State Intellectual Property Office, 7 companies under China Coal Group successfully obtained 30 national trademark registration certificates at one time. Am

Peng Hui, the maintenance worker of the dowty retarder, has changed into dark blue cotton work clothes and thick-soled shoes, pushing a tool cart, carrying a tool bag and a water bottle, and starting