IAF is the acronym of International Accreditation Forum. it is a multilateral cooperation organization with the participation of the relevant national authorized institution.
     IAF was established in January 1993 with more than 30 existing members. China National Accreditation Board for Conformity Assessment (CNAS) is one of its member units, China is also one of its 17 sponsors.
    It comprises the two organizations in the world, respectively are EAC and PAC.