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According to the announcement of the State Administration for Market Regulation, starting from October 1, 2020, some explosion-proof electrical equipment will be included in the national mandatory product certification catalog, namely CCC certification. Products belonging to the explosion-proof 3C certification catalog are certified through the "type test factory review" certification methodExplosion proof CCC certificationCertificate.

Coal safety certificationIt is the abbreviation of coal mine safety certification, which is a mandatory certification adopted by the National Safety Standards Center for various products and equipment used underground in coal mines. The certification method is a combination of "type test factory review".

At present, the national mandatory product certification agency andCoal safety certificationInstitutions belong to different departments and there is no mutual recognition relationship between them. Coal safety certification and explosion-proof 3C certification are independent of each other.

Products that have obtained coal safety certification or explosion-proof 3C certification cannot replace or convert each other, and can only be applied for independently.