# 2018 Zhengzhou Women's Tennis Open – Singles

Wang Qiang was the defending champion, but chose not to participate.
Zheng Saisai won the title after defeating Wang Yafan 5–7, 6–2, 6–1 in the final.

## Seeds

* Zhang Shuai (withdrew)
* Peng Shuai (first round)
* Luksika Kumkhum (first round)
* Wang Yafan (final)
* Duan Yingying (second round)
* Yanina Wickmayer (semifinals)
* Nao Hibino (first round)
* Zhu Lin (quarterfinals)

## 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 | Semifinals | Final | Final | Final | Final | Final |
| 6 | Yanina Wickmayer | 2 | 6 | 2 | | | | | |
| 4 | Wang Yafan | 6 | 3 | 6 | | | | | |
| 4 | Wang Yafan | 6 | 3 | 6 | 4 | Wang Yafan | 7 | 2 | 1 |
| | | | | | | Zheng Saisai | 5 | 6 | 6 |
| | Han Xinyun | 5 | 0 | | | Zheng Saisai | 5 | 6 | 6 |
| | Zheng Saisai | 7 | 6 | | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| LL | X You | 6 | 5 | 6 | | | | | | | | | | | | | |
| WC | Y Yuan | 3 | 7 | 2 | LL | X You | 5 | 1$^r$ | | | | | | | | | |
| WC | R Tian | 0 | 2 | | Q | M Minokoshi | 7 | 4 | | | | | | | | | |
| Q | M Minokoshi | 6 | 6 | | | | | | Q | M Minokoshi | 1 | 3 | | | | | |
| WC | Xiy Wang | 6 | 7 | | | | | | 6 | Y Wickmayer | 6 | 6 | | | | | |
| | N Broady | 4 | 5 | | WC | Xiy Wang | 3 | 1 | | | | | | | | | |
| | V Zvonareva | 3 | 4 | | 6 | Y Wickmayer | 6 | 6 | | | | | | | | | |
| 6 | Y Wickmayer | 6 | 6 | | | | | | | | | | 6 | Y Wickmayer | 2 | 6 | 2 |
| 4 | Y Wang | 6 | 6 | | | | | | | | | | 4 | Y Wang | 6 | 3 | 6 |
| | J Namigata | 3 | 1 | | 4 | Y Wang | 6 | 6 | | | | | | | | | |
| | S Sharipova | 4 | 6 | 7$^7$ | | S Sharipova | 1 | 2 | | | | | | | | | |
| | Pe Plipuech | 6 | 2 | 6$^2$ | | | | | 4 | Y Wang | 6 | 7$^7$ | | | | | |
| | M Imanishi | 6 | 7 | | | | | | 8 | L Zhu | 4 | 6$^5$ | | | | | |
| | V Diatchenko | 4 | 5 | | | M Imanishi | 1 | 3 | | | | | | | | | |
| | X Gao | 2 | 2 | | 8 | L Zhu | 6 | 6 | | | | | | | | | |
| 8 | L Zhu | 6 | 6 | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals |
| 7 | N Hibino | 6 | 3 | 3 | | | | | | | | | | | |
| | X Han | 2 | 6 | 6 | | X Han | 6 | 6 | | | | | | | |
| | S-j Jang | 6 | 6 | | | S-j Jang | 3 | 3 | | | | | | | |
| Q | A Shimizu | 2 | 4 | | | | | | | X Han | 6 | 6 | | | |
| WC | Z Yang | 3 | 3 | | | | | | | D Lao | 1 | 2 | | | |
| | E Hozumi | 6 | 6 | | | E Hozumi | 3 | 3 | | | | | | | |
| | D Lao | 7$^7$ | 7$^{12}$ | | | D Lao | 6 | 6 | | | | | | | |
| 3 | L Kumkhum | 6$^0$ | 6$^{10}$ | | | | | | | | | | X Han | 5 | 0 |
| 5 | Y Duan | 6 | 5 | 6 | | | | | | | | | S Zheng | 7 | 6 |
| Q | A Raina | 3 | 7 | 3 | 5 | Y Duan | 2 | 6 | 3 | | | | | | |
| | Jia Lu | 6 | 6 | | | Jia Lu | 6 | 4 | 6 | | | | | | |
| LL | K Zhang | 2 | 4 | | | | | | | Jia Lu | 0 | 0 | | | |
| Q | F Xun | 0 | 0 | | | | | | | S Zheng | 6 | 6 | | | |
| | F Liu | 6 | 6 | | | F Liu | 6 | 4 | 0 | | | | | | |
| | S Zheng | 7$^{10}$ | 6 | | | S Zheng | 2 | 6 | 6 | | | | | | |
| 2/WC | S Peng | 6$^8$ | 2 | | | | | | | | | | | | |

## Qualifying
### Seeds

* Ankita Raina (qualified)
* Ayano Shimizu (qualified)
* Viktoria Kamenskaya (qualifying competition)
* Xun Fangying (qualified)
* Mai Minokoshi (qualified)
* Guo Hanyu (first round)
* Zhang Ling (qualifying competition)
* Zhang Kailin (qualifying competition, lucky loser)

### Qualifiers

* Ankita Raina
* Ayano Shimizu
* Mai Minokoshi
* Xun Fangying

### Lucky losers

* You Xiaodi
* Zhang Kailin

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Ankita Raina | 6 | 6 | | | | | | |
| | Hiroko Kuwata | 3 | 1 | | | | | | |
| | Hiroko Kuwata | 3 | 1 | | 1 | Ankita Raina | 7$^7$ | 6$^4$ | 6 |
| | | | | | 7 | Zhang Ling | 6$^3$ | 7$^7$ | 3 |
| WC | Wang Meiling | 6 | 0 | 5 | 7 | Zhang Ling | 6$^3$ | 7$^7$ | 3 |
| 7 | Zhang Ling | 1 | 6 | 7 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Ayano Shimizu | 6 | 6 | | | | | |
| WC | Li Denglin | 1 | 3 | | | | | |
| WC | Li Denglin | 1 | 3 | | 2 | Ayano Shimizu | 6 | 6 |
| | | | | | | You Xiaodi | 2 | 4 |
| | You Xiaodi | 6 | 3 | 6 | | You Xiaodi | 2 | 4 |
| 6 | Guo Hanyu | 2 | 6 | 4 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Viktoria Kamenskaya | 7$^8$ | 6 | | | | | |
| | Zhang Yuxuan | 6$^6$ | 2 | | | | | |
| | Zhang Yuxuan | 6$^6$ | 2 | | 3 | Viktoria Kamenskaya | 4 | 2 |
| | | | | | 5 | Mai Minokoshi | 6 | 6 |
| | Olivia Tjandramulia | 1 | 7 | 0 | 5 | Mai Minokoshi | 6 | 6 |
| 5 | Mai Minokoshi | 6 | 5 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Xun Fangying | 6 | 6 | | | | | |
| | Sun Xuliu | 3 | 4 | | | | | |
| | Sun Xuliu | 3 | 4 | | 4 | Xun Fangying | 6 | 6 |
| | | | | | 8 | Zhang Kailin | 4 | 3 |
| | Kang Jiaqi | 6 | 6$^5$ | 2 | 8 | Zhang Kailin | 4 | 3 |
| 8 | Zhang Kailin | 4 | 7$^7$ | 6 | | | | |