# 2018 ATP Shenzhen Open – Singles

David Goffin was the defending champion, but lost in the second round to Andy Murray.
Yoshihito Nishioka won his first ATP title, defeating Pierre-Hugues Herbert in the final, 7–5, 2–6, 6–4.

## Seeds

The top four seeds receive a bye into the second round.
* David Goffin (second round)
* Stefanos Tsitsipas (second round)
* Borna Ćorić (second round)
* Damir Džumhur (quarterfinals)
* Fernando Verdasco (semifinals)
* Denis Shapovalov (second round)
* Alex de Minaur (semifinals)
* Andreas Seppi (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 | Finals | Finals | Finals | Finals | Finals |
| 5 | Fernando Verdasco | 6 | 3 | 6$^5$ | | | | | |
| Q | Yoshihito Nishioka | 1 | 6 | 7$^7$ | | | | | |
| Q | Yoshihito Nishioka | 1 | 6 | 7$^7$ | Q | Yoshihito Nishioka | 7 | 2 | 6 |
| | | | | | | Pierre-Hugues Herbert | 5 | 6 | 4 |
| 7 | Alex de Minaur | 5 | 6 | 6$^8$ | | Pierre-Hugues Herbert | 5 | 6 | 4 |
| | Pierre-Hugues Herbert | 7 | 2 | 7$^{10}$ | | | | | |

### 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 | Semifinals |
| | | | | | 1 | D Goffin | 3 | 4 | | | | | | | | | | |
| WC | Zh Zhang | 3 | 7$^7$ | 2$^r$ | WC | A Murray | 6 | 6 | | | | | | | | | | |
| WC | A Murray | 6 | 6$^3$ | 4 | | | | | | WC | A Murray | 4 | 4 | | | | | |
| Q | T Ito | 6 | 5 | 6$^5$ | | | | | | 5 | F Verdasco | 6 | 6 | | | | | |
| | T Daniel | 2 | 7 | 7$^7$ | | T Daniel | 6 | 2 | 5 | | | | | | | | | |
| Q | J Jung | 3 | 2 | | 5 | F Verdasco | 3 | 6 | 7 | | | | | | | | | |
| 5 | F Verdasco | 6 | 6 | | | | | | | | | | | 5 | F Verdasco | 6 | 3 | 6$^5$ |
| | | | | | | | | | | | | | | Q | Y Nishioka | 1 | 6 | 7$^7$ |
| | | | | | 3 | B Ćorić | 4 | 6$^8$ | | | | | | | | | | |
| WC | D Wu | 2 | 2 | | | C Norrie | 6 | 7$^{10}$ | | | | | | | | | | |
| | C Norrie | 6 | 6 | | | | | | | | C Norrie | 6$^2$ | 2 | | | | | |
| Q | Y Nishioka | 6 | 6 | | | | | | | Q | Y Nishioka | 7$^7$ | 6 | | | | | |
| | D Kudla | 1 | 3 | | Q | Y Nishioka | 7$^7$ | 3 | 7 | | | | | | | | | |
| | I Ivashka | 5 | 6 | 3 | 6 | D Shapovalov | 6$^5$ | 6 | 5 | | | | | | | | | |
| 6 | D Shapovalov | 7 | 2 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfnals | Quarterfnals | Quarterfnals | Quarterfnals | Quarterfnals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | A de Minaur | 6 | 6 | | | | | | | | | | | | | | | | |
| | Y Sugita | 3 | 0 | | 7 | A de Minaur | 1 | 7$^7$ | 6 | | | | | | | | | | |
| | L Lacko | 7 | 0 | 0$^r$ | | M McDonald | 6 | 6$^1$ | 0 | | | | | | | | | | |
| | M McDonald | 5 | 6 | 5 | | | | | | 7 | A de Minaur | 6 | 7$^9$ | | | | | | |
| Q | R Ramanathan | 7 | 6 | | | | | | | 4 | D Džumhur | 3 | 6$^7$ | | | | | | |
| | J Veselý | 5 | 1 | | Q | R Ramanathan | 4 | 2 | | | | | | | | | | | |
| | | | | | 4 | D Džumhur | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | 7 | A de Minaur | 5 | 6 | 6$^8$ |
| 8 | A Seppi | 7$^7$ | 6$^7$ | 3 | | | | | | | | | | | | P-H Herbert | 7 | 2 | 7$^{10}$ |
| | A Ramos Viñolas | 6$^5$ | 7$^9$ | 6 | | A Ramos Viñolas | 7$^7$ | 4 | 7$^7$ | | | | | | | | | | |
| | G García López | 3$^r$ | | | | V Troicki | 6$^4$ | 6 | 6$^3$ | | | | | | | | | | |
| | V Troicki | 5 | | | | | | | | | A Ramos Viñolas | 7$^8$ | 6$^1$ | 4 | | | | | |
| | D Lajović | 4 | 3 | | | | | | | | P-H Herbert | 6$^6$ | 7$^7$ | 6 | | | | | |
| | P-H Herbert | 6 | 6 | | | P-H Herbert | 6 | 7$^7$ | | | | | | | | | | | |
| | | | | | 2 | S Tsitsipas | 3 | 6$^4$ | | | | | | | | | | | |

## Qualifying
### Seeds

* Tim Smyczek (moved to Chengdu Open main draw)
* Jason Jung (qualified)
* Ramkumar Ramanathan (qualified)
* Yoshihito Nishioka (qualified)
* Tatsuma Ito (qualified)
* Filip Peliwo (qualifying competition)
* Go Soeda (first round)
* Mohamed Safwat (first round, retired)

### Qualifiers

* Tatsuma Ito
* Jason Jung
* Ramkumar Ramanathan
* Yoshihito Nishioka

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| Alt | Bradley Mousley | 7$^7$ | 6 | | | | | |
| WC | Sun Fajing | 6$^2$ | 3 | | | | | |
| WC | Sun Fajing | 6$^2$ | 3 | | Alt | Bradley Mousley | 2 | 0$^r$ |
| | | | | | 5 | Tatsuma Ito | 6 | 2 |
| | Federico Gaio | 6 | 3 | 1 | 5 | Tatsuma Ito | 6 | 2 |
| 5 | Tatsuma Ito | 4 | 6 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Jason Jung | 6 | 7$^7$ | | | | |
| | James Ward | 4 | 6$^3$ | | | | |
| | James Ward | 4 | 6$^3$ | 2 | Jason Jung | 7$^7$ | 6 |
| | | | | | Brayden Schnur | 6$^3$ | 2 |
| | Brayden Schnur | 6 | 7 | | Brayden Schnur | 6$^3$ | 2 |
| 7 | Go Soeda | 4 | 5 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Ramkumar Ramanathan | 3 | 6 | 7$^7$ | | | | |
| | Max Purcell | 6 | 3 | 6$^3$ | | | | |
| | Max Purcell | 6 | 3 | 6$^3$ | 3 | Ramkumar Ramanathan | 6 | 6 |
| | | | | | WC | He Yecong | 1 | 1 |
| WC | He Yecong | 3 | 6 | | WC | He Yecong | 1 | 1 |
| 8 | Mohamed Safwat | 6 | 6$^r$ | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Yoshihito Nishioka | 6 | 6 | | | | | |
| | Alexander Bublik | 3 | 4 | | | | | |
| | Alexander Bublik | 3 | 4 | | 4 | Yoshihito Nishioka | 6 | 6 |
| | | | | | 6 | Filip Peliwo | 2 | 0 |
| | Li Zhe | 2 | 7 | 2 | 6 | Filip Peliwo | 2 | 0 |
| 6 | Filip Peliwo | 6 | 5 | 6 | | | | |