Ki Lee scored 15 points while Duncan Reid added 13 points and 13 boards to lead Hong Kong.
Mashari Abu Dom led the way for Kuwait with 15 points.
The win gave Hong Kong the early lead in Group B which also features Gilas Pilipinas.
Gilas Pilipinas will face Hong Kong on Thursday and Kuwait on Friday for the group stages.
KUWAIT VS HONGKONG
Live Streaming & Full Game Replay
Where: Changsha Social Work College’s Gymnasium in Changsha, China.
When: Wednesday September 23, 2015
Time: 9:30 am
Time: 9:30 am