The Hun Sen Cup is the main football knockout tournament in Cambodia.
It involves the Cambodian League and provincial teams organized by the Football Federation of Cambodia.
National Police Commissary were the defending champions, having beaten Build Bright United 2–0 in the previous season's final.
Group A: National Defense, Western Phnom Penh, Civil Aviation and Khan Chbar Ampov.
(Qualified teams: Kirivong Sok Sen Chey and Albirex Niigata Phnom Penh) [1][2] The teams finishing in the top two positions in each of the four groups (highlighted in tables) in the group stage progressed to the quarter-finals.