Obtain

Recently, China Coal Group achieved a significant breakthrough in the independent R&D of mine safety equipment. Several core equipment components independently developed and manufactured by the Group—

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, The mine flameproof and intrinsically safe vacuum electromagnetic starters QJZ-80/1140 (660), QJZ-120/1140 (660), QJZ-200/1140 (660), QJZ-315/1140 (660), qJZ-400/1140 (66) are independently

Recently, The mine flameproof and intrinsically safe vacuum electromagnetic starters QJZ-80/1140 (660), QJZ-120/1140 (660), QJZ-200/1140 (660), QJZ-315/1140 (660), qJZ-400/1140 (66) are independently

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