National

The JSDB-16 and JSDB-30 double-speed multi-purpose winches, which have been awarded the certificate of National Safety Mark for Mining Products, are another important achievement of China Coal Group i

This on-site inspection is a concrete embodiment of China Coal Group's positive response to the national call for improving coal mine safety and production level, and continuous strengthening of minin

On December 28th, a research group led by Chu Zhihua, the director of the People's Congress Studio in Jining High tech Zone, Jiang Kaide and Xu Enxiu, the deputy directors of the People's Congress Stu

Yang Jintao, the director of National Safety Production Changsha Mining Machinery and Electricity Testing and Inspection Center, and Zhao Yunxiao, the expert, visited China Coal Group,