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Certification Introduction:
CNAS is the abbreviation of China National Accreditation Service
for Conformity Assessment.
According to the provisions of the Regulations, a national
accreditation agency established and authorized by the National
Certification and Accreditation Administration (CNCA),
Be unified responsible for the accreditation of certification
agencies, laboratories, inspection agencies and other relevant
institutions.
CMA is laboratory qualification accreditation, also known as
metrology certification. It is based on the Measurement Law of the
People's Republic of China and the Chinese
In accordance with the regulations of the Certification and
Accreditation Regulations of the People's Republic of China and
other relevant laws and regulations, inspection agencies that issue
notarized data for the society shall conduct
One means of compulsory assessment is the government's
administrative licensing of third-party laboratories, and the
government's authoritative department's inspection of testing
institutions.
Formal recognition given by prescribed type testing. Only when a
laboratory obtains a qualification certificate can it provide
services to users, society and the government.
Conditions and qualifications for providing unbiased data.
Laboratory qualification accreditation in my country is managed
uniformly by the National Certification and Accreditation
Administration (CNCA) and is divided into national and provincial
levels.
Two levels of implementation. The National Certification and
Accreditation Administration Committee uniformly manages,
supervises and comprehensively coordinates the qualification
accreditation of laboratories.
The qualification accreditation of national laboratories is
implemented by the National Certification and Accreditation
Administration; the quality and technology of the people's
governments of provinces, autonomous regions and municipalities
Supervisory departments and all directly affiliated entry-exit
inspection and quarantine agencies shall be responsible for the
qualification accreditation of laboratories within their respective
jurisdictions in accordance with their respective responsibilities.
And supervision and inspection work, the qualification
accreditation of local laboratories is implemented by the local
quality inspection department.
Difference 1: Differences in review organizations
The review organization and issuing agency for CNAS laboratory
accreditation certificates is the China National Accreditation
Service for Conformity Assessment.
CMA is divided into provincial and national levels. The National
Certification and Accreditation Administration is responsible for
the qualification accreditation of national laboratories.
Non-national laboratories are responsible for the qualification
accreditation.
Generally, the quality and technical supervision bureau at the
provincial level is responsible for organizing the review and
issuance of certificates.
Difference 2: Differences in review principles
CNAS adheres to the principles of voluntariness and
non-discrimination.
CMA is a mandatory assessment for inspection agencies that issue
notarized data for the society.
Difference 3: Differences in legal status requirements for
laboratories
CNAS accreditation has no restrictions on the legal status of the
laboratory. It can be an internal laboratory or an independent
laboratory.
Third-party laboratory.
The objects of CMA laboratory qualification certification need to
be independent third-party laboratories and institutions affiliated
to relevant government departments.
Laboratory, etc.
Difference 4: Difference in report effective range
Reports with the CNAS logo issued by CNAS-accredited laboratories
within their accreditation scope can be used in multiple locations
around the world.
National and regional access (both parties signed a Mutual
Recognition Agreement MRA);
Reports issued by laboratories accredited by CMA within the scope
of their accreditation are only valid domestically.