They cast their ballots early as they will be on duty to ensure safety and security for the national Election Day on May 23.
Voters strictly followed COVID-19 prevention measures at the polling stations, including health declaration, body temperature measurement and social distancing.
The National Election Council has allowed the early voting in four districts of Ninh Kieu, Cai Rang, Binh Thuy and O Mon.
Voters nationwide will go to the poll to select 500 deputies to the 15th NA from 866 candidates on Sunday May 23.