CQC's product certification business mainly includes national mandatory product certification, CQC mark certification, national implementation of voluntary product certification (good agricultural practice certification, organic product certification, etc.) certification business, and is also a third-party certification body authorized by the state to carry out energy saving, water saving (" section "symbol) and environmental protection product certification work.

The CQC management system certification is recognized by the China National Accreditation Committee for Conformity Assessment (CNAS), and is internationally recognized under the framework of its participation in the International Accreditation Forum (IAF). As one of the two major members of China, CQC has participated in the International Certification Alliance (IQNet), so the CQC certificate has been widely recognized by international certification bodies and has become an international representative of China's certification. CQC plays an active role in the international ISO organization on behalf of the country.