See main article: 2004 China Open (tennis).
The event was being held for the first time since 1997. Mahesh Bhupathi and Leander Paes were the defending champions.
Justin Gimelstob and Graydon Oliver won the title, defeating Alex Bogomolov Jr. and Taylor Dent 4–6, 6–4, 7–6(8–6) in the final.