Review

On August 22, National Safety Production Fushun Mining Equipment Testing And Inspection Center Zhang Hongfu, National Safety Production Beijing Mine Support Equipment Testing And Inspection Center Exp

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.

On the morning of October 16, National Mining Product Safety Mark Center Changsha Inspection Institute expert Ji Guangzhou,