Sudanese accreditation council (SDAC) participated with Arab Accreditation Cooperation ‎‎(ARAC) members in the regional workshop organized by the ARAC of ISO/IEC ‎‎17043:2010Conformity assessment — General requirements for proficiency testing through ‎internet during the period from ‎‏04‏‎-‎‏07‏‎/July/2021 and instructed by Eng. Mahmoud El-Tayeb.‎