On Tuesday Afternoon 23 April 2019, The Meeting of the Standing Committee of the Senate was chaired under the presidency of Samdech Pheakdei Say Chhum within below agenda:
1. Recognize to Excellency Ung Leang Hour, as a member of the senate for the fourth legislature, in replacement of H.E Chum Vong.
2. To appoint Mrs. Kao SaoThun, as a Member and Secretary of the Committee for Planning, Investment, Agriculture, Water Resources, Meteorology, Rural Development and Environment to replace H.E Chum Vong .
3- Appoint H.E Ung Leang Hour as a member of second group of the Senate to replace H.E Chum Vong .