Metal Roof Beam

On August 17, a batch of metal roof beams are loaded into vehicles in the intelligent equipment manufacturing workshop of China Coal Group, and then sent to Luliang City, Shanxi Province. At present,

On the afternoon of August 16, a batch of single hydraulic props and metal roof beams for mining were loaded in the third workshop of China Coal Group's intelligent equipment production and manufactur

On August 10, a batch of metal roof beams were loaded in the second workshop of intelligent equipment manufacturing of China Coal Group, and then sent to a mine in Shanxi Province. Over the years, rel

On August 6, a batch of metal roof beams were loaded into vehicles in the intelligent equipment manufacturing workshop of China Coal Group, and then sent to Hebei Province. At present, DFB (1400-4400

On the morning of May 6, a batch of suspended single hydraulic props and Metal Roof Beam were loaded in the third workshop of China Coal Group's intelligent equipment production and manufacturing, and

Recently, the DFB (1400-4400 standard specifications)/300, DJB600/470, DJB800/420, DJB (1000, 1200)/300 metal roof beams independently developed and produced by China Coal Group, of which 4 types of h