Que shot a 2-under-par 70 for a two-stroke victory. He had a four round total of 12-under 276 in the Asian Tour event. He pulled ahead of third-round leader Thongchai Jaidee of Thailand, who was runner-up after a 74.
Pavin, who closed with a 70, birdied the third, fifth and seventh holes but was slowed by a bogey on the 13th. He will now tour the country for a week with his Vietnamese wife, Lisa.
``I just didn't keep it going and it was frustrating, but I tried my hardest out there,'' said Pavin, who won the U.S. Open in 1995. ``I'm now looking forward to seeing the rest of Vietnam.''