The CQC mark certification is one of the voluntary product certification services carried out by the China Quality Certification Center. By adding the CQC mark, it indicates that the product meets the relevant quality, safety, performance, electromagnetic compatibility and other certification requirements. The certification certificate is synchronized with the domestic compulsory product certification: When the relevant CQC certification products specified by the state are included in the ccc compulsory certification products, without re-testing and certification under the premise of ensuring product consistency, the CQC certificate can directly Conversion of 3C certificate. Generally, there is no intersection between the product range controlled by CCC certification and the product range of CQC, that is, products that need to be CCC certified cannot be CQC certified, and vice versa. For products that are not in the CCC certification catalog, many products can be CQC certified.