On November 20th, Anhui Standard Product Safety Safety Center Fushun Inspection Institute Wang Yucheng and Li Chunhai visited China Coal Group for on-site assessment of coal safety certification.
Recently, Shandong China Coal Group reported that the six types of temporary support single hydraulic prop products produced by China Coal Group Intelligent Machinery Factory have obtained the nationa
©China Mining&Construction Equipment Co., Ltd. © 2016
Address:No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
Executive Editor:Zhang Wen