# 2018 Zhuhai Open – Men's singles

Evgeny Donskoy was the defending champion but chose not to defend his title.
Alex Bolt won the title after defeating Hubert Hurkacz 5–7, 7–6$^{(7–4)}$, 6–2 in the final.

## Seeds

* Jordan Thompson (first round)
* Malek Jaziri (quarterfinals)
* Marcel Granollers (second round)
* Oscar Otte (semifinals, retired)
* Yannick Maden (second round)
* Ilya Ivashka (second round)
* Jürgen Zopp (first round)
* Alexey Vatutin (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 |
| | Jason Jung | 1 | 7$^8$ | 4 | | | | | |
| | Hubert Hurkacz | 6 | 6$^6$ | 6 | | | | | |
| | Hubert Hurkacz | 6 | 6$^6$ | 6 | | Hubert Hurkacz | 7 | 6$^4$ | 2 |
| | | | | | Q | Alex Bolt | 5 | 7$^7$ | 6 |
| 4 | Oscar Otte | 5$^r$ | | | Q | Alex Bolt | 5 | 7$^7$ | 6 |
| Q | Alex Bolt | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | J Thompson | 4 | 2 | | | | | | | | | | | | | | |
| | M Kecmanović | 6 | 6 | | | M Kecmanović | 6 | 6$^0$ | 4 | | | | | | | | |
| | J Jung | 6 | 6 | | | J Jung | 3 | 7$^7$ | 6 | | | | | | | | |
| WC | Ze Zhang | 0 | 3 | | | | | | | J Jung | 6 | 3 | 6 | | | | |
| | B Rola | 6$^4$ | 1 | | | | | | | M Moraing | 2 | 6 | 3 | | | | |
| | M Moraing | 7$^7$ | 6 | | | M Moraing | 6 | 7$^7$ | | | | | | | | | |
| WC | Z Li | 3 | 2 | | 5 | Y Maden | 4 | 6$^5$ | | | | | | | | | |
| 5 | Y Maden | 6 | 6 | | | | | | | | | | | J Jung | 1 | 7$^8$ | 4 |
| 3 | M Granollers | 6 | 6 | | | | | | | | | | | H Hurkacz | 6 | 6$^6$ | 6 |
| | L Sonego | 3 | 3 | | 3 | M Granollers | 5 | 4 | | | | | | | | | |
| | S-w Kwon | 6$^8$ | 6 | 3 | | S-w Kwon | 7 | 6 | | | | | | | | | |
| | U Ignatik | 7$^{10}$ | 2 | 0$^r$ | | | | | | S-w Kwon | 3 | 0 | | | | | |
| | V Galović | 3 | 4 | | | | | | | H Hurkacz | 6 | 6 | | | | | |
| | H Hurkacz | 6 | 6 | | | H Hurkacz | 7$^7$ | 7$^7$ | | | | | | | | | |
| | Y Uchiyama | 4 | 2 | | 6 | I Ivashka | 6$^2$ | 6$^4$ | | | | | | | | | |
| 6 | I Ivashka | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 7 | J Zopp | 2 | 1 | | | | | | | | | | | | |
| | J Munar | 6 | 6 | | J Munar | 6$^7$ | 6 | 3 | | | | | | | |
| | J Kubler | 6 | 7$^{10}$ | | J Kubler | 7$^9$ | 3 | 6 | | | | | | | |
| Q | M Banes | 2 | 6$^8$ | | | | | | | J Kubler | 3 | 2 | | | |
| | T Ito | 3 | 3 | | | | | | 4 | O Otte | 6 | 6 | | | |
| | S Napolitano | 6 | 6 | | S Napolitano | 5 | 3 | | | | | | | | |
| WC | Zh Zhang | 2 | 3 | 4 | O Otte | 7 | 6 | | | | | | | | |
| 4 | O Otte | 6 | 6 | | | | | | | | | | 4 | O Otte | 5$^r$ |
| 8 | A Vatutin | 3 | 3 | | | | | | | | | | Q | A Bolt | 6 |
| Q | A Bolt | 6 | 6 | Q | A Bolt | 6 | 6 | | | | | | | | |
| | S Caruso | 6 | 6 | | S Caruso | 3 | 2 | | | | | | | | |
| | G Soeda | 3 | 4 | | | | | | Q | A Bolt | 6 | 6 | | | |
| WC | D Wu | 6 | 6 | | | | | | 2 | M Jaziri | 1 | 4 | | | |
| Q | Xia Zihao | 4 | 4 | WC | D Wu | 4 | 6 | 4 | | | | | | | |
| Q | Y Takahashi | 1 | 2 | 2 | M Jaziri | 6 | 1 | 6 | | | | | | | |
| 2 | M Jaziri | 6 | 6 | | | | | | | | | | | | |