Certificate

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

Recently, with the official approval of the State Intellectual Property Office, 7 companies under China Coal Group successfully obtained 30 national trademark registration certificates at one time. Am

Recently, two software products independently developed by Shandong China Coal Group-China Coal CRM management system [abbreviation: CRM system V2.2.10] and HIS medical management system [abbreviation