title: 2019 Liuzhou Open – Men's singles
text: # 2019 Liuzhou Open – Men's singles
  
  Radu Albot was the defending champion but chose not to defend his title.
  
  Alejandro Davidovich Fokina won the title after defeating Denis Istomin 6–3, 5–7, $7–6^{(7–5)}$ in the final.
  
  ## Seeds
  
  All seeds receive a bye into the second round.
  
  * Prajnesh Gunneswaran (third round, withdrew)
  * Alejandro Davidovich Fokina (champion)
  * Jason Jung (quarterfinals)
  * Malek Jaziri (third round)
  * Steven Diez (third round)
  * Enrique López Pérez (second round)
  * Danilo Petrović (semifinals, retired)
  * Christopher Eubanks (third round)
  * Denis Istomin (final)
  * Mohamed Safwat (second round)
  * Bai Yan (second round)
  * Frederico Ferreira Silva (third round)
  * Roman Safiullin (third round)
  * Li Zhe (quarterfinals)
  * Wu Tung-lin (quarterfinals)
  * Lee Duck-hee (second 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
  
  | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 15 | Wu Tung-lin | 2 | 3 | | | | | | | | | | |
  | 9 | Denis Istomin | 6 | 6 | | | | | | | | | | |
  | 9 | Denis Istomin | 6 | 6 | | 9 | Denis Istomin | 4 | | | | | | |
  | | | | | | 7 | Danilo Petrović | $3^r$ | | | | | | |
  | 14 | Li Zhe | 4 | 4 | | 7 | Danilo Petrović | $3^r$ | | | | | | |
  | 7 | Danilo Petrović | 6 | 6 | | | | | | | | | | |
  | 7 | Danilo Petrović | 6 | 6 | | | | | | 9 | Denis Istomin | 3 | 7 | $6^5$ |
  | | | | | | | | | | 2 | Alejandro Davidovich Fokina | 6 | 5 | $7^7$ |
  | | Borna Gojo | $7^7$ | 6 | | | | | | | | | | | 2 | Alejandro Davidovich Fokina | 6 | 5 | $7^7$ |
  | 3 | Jason Jung | $6^4$ | 1 | | | | | | | | | | |
  | 3 | Jason Jung | $6^4$ | 1 | | | Borna Gojo | 2 | 2 | | | | | |
  | | | | | | 2 | Alejandro Davidovich Fokina | 6 | 6 | | | | | |
  | | Yuta Shimizu | 7 | 3 | 1 | 2 | Alejandro Davidovich Fokina | 6 | 6 | | | | | |
  | 2 | Alejandro Davidovich Fokina | 5 | 6 | 6 | | | | | | | | | |
  
  ### Top half
  
  **Section 1**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 1 | P Gunneswaran | 6 | 6 | | | | | | | | | | |
  | PR | N Barrientos | 6 | 3 | $7^8$ | PR | N Barrientos | 2 | 1 | | | | | | | | | | |
  | | F Sun | 4 | 6 | $6^6$ | | | | | | 1 | P Gunneswaran | | | | | | | |
  | | K Sultanov | 6 | 6 | | | | | | | 15 | T-l Wu | w/o | | | | | | |
  | WC | A Wang | 2 | 0 | | | K Sultanov | 1 | 3 | | | | | | | | | | |
  | | | | | | 15 | T-l Wu | 6 | 6 | | | | | | | | | | |
  | | | | | | | | | | | | | | | | 15 | T-l Wu | 2 | 3 |
  | | | | | | | | | | | | | | | | 9 | D Istomin | 6 | 6 |
  | | | | | | 9 | D Istomin | $7^7$ | 6 | | | | | | | | | | |
  | | Makoto Ochi | 6 | 6 | | | M Ochi | $6^3$ | 3 | | | | | | | | | | |
  | LL | I Sabanov | 2 | 2 | | | | | | | 9 | D Istomin | 4 | $7^7$ | 6 | | | | |
  | | D Yevseyev | 6 | 6 | | | | | | | 5 | S Diez | 6 | $6^4$ | 0 | | | | |
  | WC | Mo Yecong | 3 | 0 | | | D Yevseyev | 6 | 3 | 2 | | | | | | | | | |
  | | | | | | 5 | S Diez | 3 | 6 | 6 | | | | | | | | | |
  
  **Section 2**
  
  | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | 4 | M Jaziri | 6 | 6 | | | | | | | | |
  | | F Reboul | 3 | 4 | | Y He | 1 | 0 | | | | | | | | |
  | | Y He | 6 | 6 | | | | | 4 | M Jaziri | 4 | 2 | | | | |
  | | X Gao | 4 | 4 | | | | | 14 | Z Li | 6 | 6 | | | | |
  | | Sidharth Rawat | 6 | 6 | | S Rawat | 2 | 3 | | | | | | | | |
  | | | | | 14 | Z Li | 6 | 6 | | | | | | | | |
  | | | | | | | | | | | | | 14 | Z Li | 4 | 4 |
  | | | | | | | | | | | | | 7 | D Petrović | 6 | 6 |
  | | | | | 12 | F Ferreira Silva | 7 | 6 | | | | | | | | |
  | WC | Xia Zihao | 2 | 0 | | R Noguchi | 5 | 4 | | | | | | | | |
  | | R Noguchi | 6 | 6 | | | | | 12 | F Ferreira Silva | $6^8$ | $6^6$ | | | | |
  | | J-s Nam | 6 | $7^7$ | | | | | 7 | D Petrović | $7^{10}$ | $7^8$ | | | | |
  | | K Uchida | 3 | $6^4$ | | J-s Nam | 3 | 4 | | | | | | | | |
  | | | | | 7 | D Petrović | 6 | 6 | | | | | | | | |
  
  ### Bottom half
  
  **Section 3**
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | | 8 | C Eubanks | 6 | 6 | | | | | | | | |
  | Q | M Sabanov | 6 | 6 | | Q | M Sabanov | 4 | 2 | | | | | | | | |
  | WC | Li Yuanfeng | 3 | 2 | | | | | | 8 | C Eubanks | $6^4$ | 5 | | | | |
  | | B Gojo | 6 | 6 | | | | | | | B Gojo | $7^7$ | 7 | | | | |
  | | T van Rijthoven | 1 | 3 | | | B Gojo | $7^7$ | 6 | | | | | | | | |
  | | | | | | 11 | Y Bai | $6^5$ | 0 | | | | | | | | |
  | | | | | | | | | | | | | | | B Gojo | $7^7$ | 6 |
  | | | | | | | | | | | | | | 3 | J Jung | $6^4$ | 1 |
  | | | | | | 16 | D-h Lee | 2 | 4 | | | | | | | | |
  | | Renta Tokuda | 7 | 4 | 3 | | J Cui | 6 | 6 | | | | | | | | |
  | | Cui Jie | 5 | 6 | 6 | | | | | | J Cui | 5 | 4 | | | | |
  | Q | T Matsui | 4 | 6 | 6 | | | | | 3 | J Jung | 7 | 6 | | | | |
  | WC | Wu Hao | 6 | 1 | 4 | Q | T Matsui | 2 | 2 | | | | | | | | |
  | | | | | | 3 | J Jung | 6 | 6 | | | | | | | | |
  
  **Section 4**
  
  | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | 6 | E López Pérez | 3 | 3 | | | | | | | | | | |
  | G Oliveira | 2 | 2 | | K Kravchuk | 6 | 6 | | | | | | | | | | |
  | K Kravchuk | 6 | 6 | | | | | | K Kravchuk | 7 | 4 | $0^r$ | | | | | |
  | Y Shimizu | 6 | 1 | | | | | | Y Shimizu | 5 | 6 | 2 | | | | | |
  | I Nedelko | 0 | $1^r$ | | Y Shimizu | 6 | 6 | | | | | | | | | | |
  | | | | 10 | M Safwat | 1 | 2 | | | | | | | | | | |
  | | | | | | | | | | | | | | Y Shimizu | 7 | 3 | 1 |
  | | | | | | | | | | | | | 2 | A Davidovich Fokina | 5 | 6 | 6 |
  | | | | 13 | R Safiullin | 7 | 6 | | | | | | | | | | |
  | D Kalenichenko | 6 | 6 | | D Kalenichenko | 5 | 4 | | | | | | | | | | |
  | Y Takahashi | 2 | 2 | | | | | 13 | R Safiullin | 3 | 3 | | | | | | |
  | Y-s Chung | 6 | $7^7$ | | | | | 2 | A Davidovich Fokina | 6 | 6 | | | | | | |
  | T Niki | 2 | $6^2$ | | Y-s Chung | 5 | 5 | | | | | | | | | | |
  | | | | 2 | A Davidovich Fokina | 7 | 7 | | | | | | | | | | |
  