Recently, underground mine activity bracket mine car which is independently researched and developed by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Cer

On the morning of February 20th, Jining High-tech Zone held a 2016 annual summary and 2017 innovation and development conference, summed up the work of the past year, in recognition of a number of out

From February 17th to 19th, Jining Economic and Information Technology Commission investigator, Provincial Information Technology Industry Base office director Wang Youbing, Chairman and general manag

Recently,good news of Shandong China Coal Group reported one after another, Light Display Plug-in Sliding Stop Buffer which developed independently by China Coal Group passed the audit of the State In

Recently, the product--Car Arrester, which developed independently by China Coal Group passed the audit of the State Intellectual Property Office and obtained the Certificate of Utility Model Patent(C

Recently, a good news came from China Coal Group, the procduct--flatbed trailer, which developed independently by China Coal Group passed the audit of the State Intellectual Property Office and obtain