Third-party inspection institutions, also known as fair inspection, are commodity inspection activities conducted by a third party other than buying and selling interests (such as full-time supervision and inspection institutions) in a fair and authoritative non-party capacity according to relevant laws, standards or contracts. This paper will introduce the certification and testing of third-party testing institutions.

Testing and authentication

Testing certification, testing the specified technical performance indexes of objects (gas, liquid and solid) with specified methods. It is suitable for quality evaluation of civil engineering, water conservancy, food, chemistry, environment, machinery, machinery and other industries.

CMA and CNAS certification

The certificates are as follows: CMA and CNAS must be certified, and the product quality inspection institution that has obtained the metrological certification certificate can carry out the inspection defined in the certificate. CNAS is a national accreditation body approved and authorized by the National Certification and Accreditation Administration, which is responsible for the accreditation of certification bodies, laboratories and inspection institutions.

CMAF certification

CMAF: qualification certificate of food inspection institution, which is required by food inspection institution. (Note: According to the Administrative Measures for Accreditation of Inspection and Testing Institutions, CMAF certificate and CMA certificate were formally merged into MA certificate from August 1 day, 2065).

certificate

According to the definition of the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC), certification refers to the conformity assessment activities that an organization's products, services and management systems are certified by a nationally recognized certification body to meet the relevant standards, technical specifications (ts) or their mandatory requirements.