The workshop on the introduction of electronic ASEAN Catch Document Scheme (eACDS) was organized by the SEAFDEC Training Department (SEAFDEC/TD) in cooperation with Fisheries Administration (FiA), Cambodia from 17 to 19 February 2020 in Phnom Penh, Cambodia. There were thirty participants from FiA Central in Phnom Penh, Koh Kong, Kep, and Preah Sihanouk Provinces and SEAFDEC attended this workshop. The Workshop aimed to introduce eACDS application to relevant agencies. All participants had a chance to discuss and familiarized themselves with the demonstration of eACDS application in the part of the port in port out through request and issuance of the Catch Declaration (CD). The pilot site will be selected by FiA for the implementation of eACDS soon. Moreover, the importance of Key Data Elements (KDEs) for eACDS database through eACDS implementation plan for 2020 was conducted.