safety

The mine hydraulic prop that has passed the review and obtained the certificate is the result of years of technical research and field testing by the scientific research team of China Coal Group.

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

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,

On May 9-10, three experts from the Safety Standard National Mine Product Safety Marking Center Inspection Institute, including Wang Guo Key (Safety Standard Center), Li Bing (Fushun Institute) and Lu

Leaders Of Anbiao National Mining Product Safety Labeling Center Visit Shandong Weixin For Exchange