All papers published in this volume have been reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing.1. Type of peer review: Double anonymous2. Conference submission management system: Morressier3. Number of submissions received: 294. Number of submissions sent for review: 265. Number of submissions accepted: 246. Acceptance Rate (Submissions Accepted / Submissions Received × 100): 82.7 %7. Average number of reviews per paper: 1.008. Total number of reviewers involved: 99. Contact person for queries:Name: Ni Luh Wulan SeptianiAffiliation: National Research and Innovation AgencyEmail: nilu010@brin.go.id