Htein Win was commander of Southern Regional Military Command with rank of Brigadier General from at least 15 May 2021 to at least 15 September 2021. He was then promoted in rank to Major General and with that rank continued to be commander of Southern Regional Military Command from at least 6 October 2022 to August 2023. While holding the rank of Major General and commanding the Southern Regional Military Command there was at least one alleged disappearance, killing, rape or torture committed by unit(s) under his command. Following this in August 2023 he was promoted in rank to Lieutenant General and became “head of Armed Forces Training”.