Breaking News! Multiple Models of China Coal Group's Mine Single Hydraulic Supports Receive National Mine Product Safety Mark Certification
2025/09/30
Recently, multiple models of mining single hydraulic props independently developed and manufactured by China Coal Group, including DW(31.5, 35, 38, 40, 42, 45)-250/110, have successfully passed rigorous testing by the Beijing Mine Support Equipment Inspection and Testing Center under the State Administration of Work Safety.