The training course on Mock Assessment for Laboratory Accreditation was held from 16 to 20 October 2017 at Phnom Penh, Cambodia. In this training course was participaated by all DA officials and technical experts form Government institution and private laboratories, totaly 20 Person and shared experiences by PTB expert. In this program, was separated 2 groups, group 1 went to conduct Mock Assessment at Bureau Veritas (Cambodia) Limited. and group 2 went to conduct Mock Assessment at Intertek Testing Servixe (Cambodia) Ltd. This tarining course was organized by Department of Accreditation, Ministry of Industry and Handicraft and supported by PTB Germany.