The 1999 China Open (also known as the 1999 China International) was a professional ranking snooker tournament that took place between 11–19 December 1999 at the Beijing University Students' Gymnasium in Beijing, China. The tournament was the fourth ranking event out of the 1999/2000 season. The defending champion was John Higgins, but he was eliminated in the fifth round of the qualifiers, losing 1–5 against Peter Lines. Ronnie O'Sullivan won the tournament by defeating Stephen Lee 9–2 in the final.