Bangladesh Bureau of Statistics (BBS) recruitment exam results published. Result of selection test held on 02-12-2022 for the post of 20th Grade Office Assistant. Bangladesh Bureau of Statistics recruitment circular 18 January 2022 AD. They were initially posted as 20th Grade Office Assistants in the Revenue Department of BBS on 02 December 2022. The list of 745 candidates selected for the written examination on the basis of the results of the selection test held on a date is as a result of this published by order. The written exam schedule will be published later on the BBS website and candidates will be informed through SMS on mobile.