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On July 27th, a batch of air leg rock drills independently developed and produced by China Coal Group Machinery Co., Ltd. was inspected and loaded and shipped to Benxi City, Liaoninig Province.

On the afternoon of July 17th, a batch of pneumatic pavement breakers passed the inspection in the intelligent equipment manufacturing workshop of China Coal Group, formally loaded and will soon be se

On the afternoon of July 2nd, a batch of water boring drilling rig machines was inspected and qualified in the intelligent equipment manufacturing workshop of Shandong China Coal Group.

On the afternoon of June 21, a batch of diamond core drills were loaded from the China Coal Group E-Commerce Industrial Park and sent to Weinan City, Shanxi Province.

On June 2nd, a batch of magnetic drilling machines were formally loaded and shipped from Shandong China Coal Group E-commerce Industrial Park and will be sent to Chengdu city, Sichuan Province. Over t

On the afternoon of May 28th, a batch of drilling rigs passed the inspection in the Shandong China Coal Group Intelligent Manufacturing Equipment Manufacturing Workshop, formally loaded and and will b