Certificate

Recently, China Coal Group has made important progress in qualification certification. Seven models of mine‑used electromagnetic starters of the Group have successfully passed the review by the Nation

Recently, Shandong China Coal Group has achieved another important breakthrough in qualifications. The ZGJFH35 and ZGJFH50 underground automatic explosion isolation devices submitted by the Group pass

Recently, China Coal Group has made significant breakthroughs in the research and development of mining equipment. Multiple models of mining single hydraulic prop independently developed and produced

Multiple Models Of Mining Single Hydraulic Prop Have Obtained The National Mining Product Safety Mark Certificate

China Coal Group'S Two-Speed Winch Obtained The National Mining Product Safety Mark Certificate

Recently, 12 models of single-sided curved rail side-dumping mining trucks independently developed and produced by China Coal Group Manufacturing Corporation have successfully passed the certification