# 2004 China Open – Women's singles

Elena Dementieva was the defending champion, but did not participate in this competition.
Serena Williams won in the final 4–6, 7–5, 6–4, against Svetlana Kuznetsova.

## Seeds

The top four seeds received a bye into the second round.
* Serena Williams (champion)
* Svetlana Kuznetsova (final)
* Maria Sharapova (semifinals)
* Vera Zvonareva (semifinals)
* Nadia Petrova (quarterfinals, retired due to a left ankle sprain)
* Gisela Dulko (quarterfinals)
* Jelena Janković (quarterfinals, retired due to an aggravation of a right ankle sprain)
* Jelena Dokić (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Serena Williams | 6 | 6 | | | | | |
| 4 | Vera Zvonareva | 2 | 3 | | | | | |
| 4 | Vera Zvonareva | 2 | 3 | 1 | Serena Williams | 4 | 7 | 6 |
| | | | | 2 | Svetlana Kuznetsova | 6 | 5 | 4 |
| 3 | Maria Sharapova | 2 | 2 | 2 | Svetlana Kuznetsova | 6 | 5 | 4 |
| 2 | Svetlana Kuznetsova | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | S Williams | 6 | 3 | 6 | | | | | | | | | |
| | D Safina | 6 | 6 | | | D Safina | 4 | 6 | 3 | | | | | | | | | |
| WC | Z Yan | 3 | 2 | | | | | | | 1 | S Williams | 6 | 4 | | | | | |
| WC | T Sun | 4 | 2 | | | | | | | 5 | N Petrova | 2 | 1 | r | | | | |
| Q | S Mamić | 6 | 6 | | | S Mamić | 3 | 3 | | | | | | | | | | |
| | J Zheng | 2 | 2 | | 5 | N Petrova | 6 | 6 | | | | | | | | | | |
| 5 | N Petrova | 6 | 6 | | | | | | | | | | | | 1 | S Williams | 6 | 6 |
| | | | | | | | | | | | | | | | 4 | V Zvonareva | 2 | 3 |
| | | | | | 4 | V Zvonareva | 6 | 6 | | | | | | | | | | |
| | K Brandi | 6 | 4 | 3 | | E Gagliardi | 2 | 3 | | | | | | | | | | |
| Q | E Gagliardi | 2 | 6 | 6 | | | | | | 4 | V Zvonareva | 6 | 6 | | | | | |
| | A Medina Garrigues | 7 | 6 | | | | | | | | A Medina Garrigues | 2 | 3 | | | | | |
| | S Obata | 5 | 1 | | | A Medina Garrigues | 6 | 6 | | | | | | | | | | |
| | T Tanasugarn | 6 | 0 | 6 | | T Tanasugarn | 4 | 4 | | | | | | | | | | |
| 8 | J Dokić | 3 | 6 | 0 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | J Janković | 4 | 6 | 7 | | | | | | | | | | | | | |
| | S Asagoe | 6 | 2 | 6$^5$ | 7 | J Janković | 6 | 6 | | | | | | | | | |
| Q | V Dushevina | 2 | 6 | 6 | Q | V Dushevina | 1 | 3 | | | | | | | | | |
| | A Barna | 6 | 2 | 3 | | | | | | 7 | J Janković | 2 | r | | | | |
| | T Panova | 6 | | | | | | | | 3 | M Sharapova | 5 | | | | | |
| | T Pisnik | 0 | r | | | T Panova | 1 | 1 | | | | | | | | | |
| | | | | | 3 | M Sharapova | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | M Sharapova | 2 | 2 |
| 6 | G Dulko | 6 | 6 | | | | | | | | | | | 2 | S Kuznetsova | 6 | 6 |
| | A Kapros | 4 | 1 | | 6 | G Dulko | 6 | 6 | | | | | | | | | |
| | M Vento-Kabchi | 7 | 6 | | | M Vento-Kabchi | 4 | 4 | | | | | | | | | |
| | F Pennetta | 6$^5$ | 4 | | | | | | | 6 | G Dulko | 2 | 4 | | | | |
| | N Pratt | 3 | 2 | | | | | | | 2 | S Kuznetsova | 6 | 6 | | | | |
| Q | N Li | 6 | 6 | | Q | N Li | 3 | 7 | 6$^3$ | | | | | | | | |
| | | | | | 2 | S Kuznetsova | 6 | 6$^5$ | 7 | | | | | | | | |

## Qualifying
### Seeds

* Jill Craybas (first round)
* Marta Marrero (second round)
* Anikó Kapros (moved to the Main Draw)
* Marlene Weingärtner (still competing in Bali)
* Alina Jidkova (second round)
* Vera Dushevina (qualified)
* Martina Suchá (first round)
* Milagros Sequera (first round)
* Samantha Stosur (qualifying competition)
* Peng Shuai (first round)

### Qualifiers

* Sanda Mamić
* Li Na
* Vera Dushevina
* Emmanuelle Gagliardi

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Jill Craybas | 6 | 5 | 1 | | | | | | | | | |
| | Yuka Yoshida | 1 | 7 | 6 | Yuka Yoshida | Yuka Yoshida | 7$^7$ | 1 | 5 | | | | |
| Lioudmila Skavronskaia | Lioudmila Skavronskaia | 5 | 6 | 6 | Lioudmila Skavronskaia | Lioudmila Skavronskaia | 6$^4$ | 6 | 7 | | | | |
| Liu Nannan | Liu Nannan | 7 | 4 | 1 | | | | | | Lioudmila Skavronskaia | Lioudmila Skavronskaia | 2 | 3 |
| Silvija Talaja | Silvija Talaja | 3 | 4 | | | | | | | Sanda Mamić | Sanda Mamić | 6 | 6 |
| Sanda Mamić | Sanda Mamić | 6 | 6 | | | Sanda Mamić | 6 | 6 | | | | | |
| Alt | Rika Fujiwara | 6 | 7 | | Alt | Rika Fujiwara | 4 | 2 | | | | | |
| 8 | Milagros Sequera | 2 | 5 | | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Marta Marrero | 7 | 6 | | | | | | | | |
| | Aiko Nakamura | 5 | 3 | 2 | Marta Marrero | 1 | 2 | | | | |
| WC | Yang Shujing | 1 | 4 | | Marta Domachowska | 6 | 6 | | | | |
| | Marta Domachowska | 6 | 6 | | | | | | Marta Domachowska | 1 | 5 |
| WC | Li Na | 6 | 6 | | | | | WC | Li Na | 6 | 7 |
| | Antonella Serra Zanetti | 1 | 1 | WC | Li Na | 6 | 6 | | | | |
| WC | Li Ting | 6 | 6 | WC | Li Ting | 4 | 4 | | | | |
| 7 | Martina Suchá | 4 | 2 | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 9 | Samantha Stosur | 7 | 6 | | | | | | | | | | |
| Alt | Seiko Okamoto | 5 | 4 | | 9 | Samantha Stosur | 5 | 6 | 6 | | | | |
| | Xie Yanze | 1 | 1 | | Alt | Antonia Matic | 7 | 4 | 2 | | | | |
| Alt | Antonia Matic | 6 | 6 | | | | | | | 9 | Samantha Stosur | 3 | 3 |
| Jeon Mi-ra | Jeon Mi-ra | 7 | 5 | 1 | | | | | | 6 | Vera Dushevina | 6 | 6 |
| Galina Voskoboeva | Galina Voskoboeva | 5 | 7 | 6 | | Galina Voskoboeva | 4 | 3 | | | | | |
| | Mariana Díaz Oliva | 4 | 6$^6$ | | 6 | Vera Dushevina | 6 | 6 | | | | | |
| 6 | Vera Dushevina | 6 | 7$^8$ | | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 10 | Peng Shuai | 4 | 4 | | | | | | | | | | | |
| | Emmanuelle Gagliardi | 6 | 6 | | Emmanuelle Gagliardi | Emmanuelle Gagliardi | 6 | 2 | 6 | | | | | |
| WC | Sun Shengnan | 7$^7$ | 2 | 2 | Catalina Castaño | Catalina Castaño | 2 | 6 | 2 | | | | | |
| | Catalina Castaño | 6$^3$ | 6 | 6 | | | | | | Emmanuelle Gagliardi | Emmanuelle Gagliardi | 6 | 3 | 6 |
| Adriana Serra Zanetti | Adriana Serra Zanetti | 1 | 2 | | | | | | | Jennifer Hopkins | Jennifer Hopkins | 2 | 6 | 3 |
| Jennifer Hopkins | Jennifer Hopkins | 6 | 6 | | | Jennifer Hopkins | 5 | 6 | 6 | | | | | |
| | Abigail Spears | 1 | 4 | | 5 | Alina Jidkova | 7 | 4 | 4 | | | | | |
| 5 | Alina Jidkova | 6 | 6 | | | | | | | | | | | |