# 2018 Industrial Bank Cup – Singles

Zheng Saisai was the defending champion, and successfully defended her title, defeating Liu Fangzhou in the final, 6–3, 6–1.

## Seeds

* Luksika Kumkhum (semifinals)
* Wang Yafan (withdrew)
* Duan Yingying (second round)
* Yanina Wickmayer (quarterfinals)
* Naomi Broady (semifinals)
* Zheng Saisai (champion)
* Vera Zvonareva (second round, retired)
* Jang Su-jeong (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 | Semifinals | Final | Final | Final | Final |
| 1 | Luksika Kumkhum | 3 | 4 | | | | | |
| | Liu Fangzhou | 6 | 6 | | | | | |
| | Liu Fangzhou | 6 | 6 | | | Liu Fangzhou | 3 | 1 |
| | | | | | 6 | Zheng Saisai | 6 | 6 |
| 5 | Naomi Broady | 6$^8$ | 6 | 3 | 6 | Zheng Saisai | 6 | 6 |
| 6 | Zheng Saisai | 7$^{10}$ | 4 | 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 | L Kumkhum | 6 | 6 | | | | | | | | | | | | | | | |
| | V Diatchenko | 2 | 3 | | 1 | L Kumkhum | 5 | 6 | 6 | | | | | | | | | |
| WC | Y He | 1 | 1 | | | E Sema | 7 | 2 | 3 | | | | | | | | | |
| | E Sema | 6 | 6 | | | | | | | 1 | L Kumkhum | 6 | 6 | | | | | |
| LL | J Kang | 1 | 6$^4$ | | | | | | | | Jia Lu | 3 | 3 | | | | | |
| JE | Xin Wang | 6 | 7$^7$ | | JE | Xin Wang | 4 | 5 | | | | | | | | | | |
| | Jia Lu | 6 | 6 | | | Jia Lu | 6 | 7 | | | | | | | | | | |
| 8 | S-j Jang | 0 | 1 | | | | | | | | | | | | 1 | L Kumkhum | 3 | 4 |
| 3 | Y Duan | 6 | 6 | | | | | | | | | | | | | F Liu | 6 | 6 |
| | M Minokoshi | 2 | 4 | | 3 | Y Duan | 3 | 5 | | | | | | | | | | |
| | F Liu | 2 | 6 | 6 | | F Liu | 6 | 7 | | | | | | | | | | |
| Q | K Zhang | 6 | 3 | 2 | | | | | | | F Liu | 5 | 6 | 6 | | | | |
| | D Lao | 6 | 7 | | | | | | | | D Lao | 7 | 3 | 2 | | | | |
| Q | A Gai | 4 | 5 | | | D Lao | 0 | 6 | 4 | | | | | | | | | |
| | L Kerkhove | 3 | 3 | | 7 | V Zvonareva | 6 | 1 | 4$^r$ | | | | | | | | | |
| 7 | V Zvonareva | 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 | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | N Broady | 6 | 6 | | | | | | | | | | | | | | | | |
| | M Imanishi | 3 | 2 | | 5 | N Broady | 3 | 6 | 6 | | | | | | | | | | |
| | A Shimizu | 6 | 2 | 2 | | A Raina | 6 | 0 | 2 | | | | | | | | | | |
| | A Raina | 4 | 6 | 6 | | | | | | 5 | N Broady | 3 | 6 | 6 | | | | | |
| WC | Y Yuan | 2 | 6 | 1 | | | | | | 4 | Y Wickmayer | 6 | 4 | 2 | | | | | |
| Q | X Sun | 6 | 2 | 6 | Q | X Sun | 3 | 2 | | | | | | | | | | | |
| | S Sharipova | 6$^4$ | 2 | | 4 | Y Wickmayer | 6 | 6 | | | | | | | | | | | |
| 4 | Y Wickmayer | 7$^7$ | 6 | | | | | | | | | | | | 5 | N Broady | 6$^8$ | 6 | 3 |
| 6 | S Zheng | 6 | 6 | | | | | | | | | | | | 6 | S Zheng | 7$^{10}$ | 4 | 6 |
| WC | H Guo | 3 | 4 | | 6 | S Zheng | 6 | 6 | | | | | | | | | | | |
| | J Cako | 6 | 6 | | | J Cako | 4 | 3 | | | | | | | | | | | |
| WC | J Ren | 1 | 1 | | | | | | | 6 | S Zheng | 5 | | | | | | | |
| | H Kaji | 6 | 6 | | | | | | | | X Han | 0$^r$ | | | | | | | |
| | F Xun | 3 | 0 | | | H Kaji | 4 | 6 | 3 | | | | | | | | | | |
| | X Han | 6 | 6 | | | X Han | 6 | 3 | 6 | | | | | | | | | | |
| Q | W Zheng | 3 | 3 | | | | | | | | | | | | | | | | |