the name, model, specification, production unit and safety standard number of each component unit shall be consistent with the marks in the overall safety standard certificate.

mining products must obtain safety signs before they can be used on their products or packages. The safety signs of mining products consist of two parts: safety sign certificates and safety signs. The safety signs are uniformly supervised by the State Administration of Coal Mine Safety, and it is forbidden to forge, transfer, trade or illegally use safety signs.