# 2019 Jin'an Open – Singles

Zhu Lin was the defending champion, but lost in the semifinals to Han Xinyun.
Han won the title, defeating Duan Yingying in the final, 4–6, 6–2, 6–2.

## Seeds

* Zhu Lin (semifinals)
* Ankita Raina (semifinals)
* Liu Fangzhou (second round)
* Xu Shilin (first round)
* Xun Fangying (second round, retired)
* Han Xinyun (champion)
* Ma Shuyue (quarterfinals)
* Zhang Yuxuan (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 | Final |
| 1 | Zhu Lin | 4 | 4 | | | | | | |
| 6 | Han Xinyun | 6 | 6 | | | | | | |
| 6 | Han Xinyun | 6 | 6 | | 6 | Han Xinyun | 4 | 6 | 6 |
| | | | | | | Duan Yingying | 6 | 2 | 2 |
| | Duan Yingying | 6 | 1 | 6 | | Duan Yingying | 6 | 2 | 2 |
| 2 | Ankita Raina | 3 | 6 | 2 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | L Zhu | 6 | 6 | | | | | | | | | | | | | | |
| Q | J Kang | 3 | 2 | | 1 | L Zhu | 6 | 6 | | | | | | | | | |
| | X You | 6 | 6 | | | X You | 4 | 3 | | | | | | | | | |
| WC | M Wang | 4 | 1 | | | | | | 1 | L Zhu | 6 | 6 | | | | | |
| | L Zhang | 6 | 1 | 3 | | | | | Q | C Harrison | 1 | 1 | | | | | |
| Q | C Harrison | 3 | 6 | 6 | Q | C Harrison | 6 | 2 | | | | | | | | | |
| WC | H Guo | 1 | 2 | | 5 | F Xun | 4 | 1$^r$ | | | | | | | | | |
| 5 | F Xun | 6 | 6 | | | | | | | | | | | 1 | L Zhu | 4 | 4 |
| 3 | F Liu | 6 | 7 | | | | | | | | | | | 6 | X Han | 6 | 6 |
| | Xin Wang | 3 | 5 | | 3 | F Liu | 4 | 6$^5$ | | | | | | | | | |
| | C Muramatsu | 0 | 0 | | | V Savinykh | 6 | 7$^7$ | | | | | | | | | |
| | V Savinykh | 6 | 6 | | | | | | | V Savinykh | 5 | 6 | 2 | | | | |
| WC | X Sun | 3 | 1 | | | | | | 6 | X Han | 7 | 0 | 6 | | | | |
| Q | P Hourigan | 6 | 6 | | Q | P Hourigan | 3 | 1 | | | | | | | | | |
| Q | A Nefedova | 2 | 4 | | 6 | X Han | 6 | 6 | | | | | | | | | |
| 6 | X Han | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | S Ma | 6 | 6 | | | | | | | | | | | | | | | |
| | M Minokoshi | 3 | 3 | | 7 | S Ma | 6 | 7$^7$ | | | | | | | | | | |
| Q | Y Ma | 6 | 5 | 6 | Q | Y Ma | 4 | 6$^1$ | | | | | | | | | | |
| | Jin Lu | 1 | 7 | 3 | | | | | 7 | S Ma | 4 | 3 | | | | | | |
| | P Plipuech | 7 | 6 | | | | | | | Y Duan | 6 | 6 | | | | | | |
| | E Sema | 5 | 2 | | | P Plipuech | 2 | 2 | | | | | | | | | | |
| | Y Duan | 6$^4$ | 6 | 6 | | Y Duan | 6 | 6 | | | | | | | | | | |
| 4 | S Xu | 7$^7$ | 2 | 3 | | | | | | | | | | | Y Duan | 6 | 1 | 6 |
| 8 | Yu Zhang | 6$^4$ | 6$^3$ | | | | | | | | | | | 2 | A Raina | 3 | 6 | 2 |
| Q | Z Sun | 7$^7$ | 7$^7$ | | Q | Z Sun | 3 | 1 | | | | | | | | | | |
| Q | A Omae | 6 | 4 | 0 | SE | E Chong | 6 | 6 | | | | | | | | | | |
| SE | E Chong | 2 | 6 | 6 | | | | | SE | E Chong | 6 | 4 | 5 | | | | | |
| WC | W Zhu | 5 | 2 | | | | | | 2 | A Raina | 2 | 6 | 7 | | | | | |
| | Y Yuan | 7 | 6 | | | Y Yuan | 2 | 3 | | | | | | | | | | |
| Q | X Jiang | 4 | 3 | | 2 | A Raina | 6 | 6 | | | | | | | | | | |
| 2 | A Raina | 6 | 6 | | | | | | | | | | | | | | | |