 China: Ningbo - Doubles - Main |
|---|
| 1/8-finals | Harris A./Polmans M. | Gao X./Sun F. | 2:1 (6:4, 64:7, 10:8) | dettagli | 16.10.2019 |
| China: Shanghai - Doubles - Main |
|---|
| Final | Gao X./Sun F. | Polmans M./Puodziunas S. | 2:1 (2:6, 6:4, 10:7) | dettagli | 15.09.2019 |
| Semi-finals | Oliveira G./Uchiyama Y. | Gao X./Sun F. | 1:2 (65:7, 6:3, 7:10) | dettagli | 14.09.2019 |
| Quarter-finals | Ratiwatana Sa./Ratiwatana So. | Gao X./Sun F. | 1:2 (6:4, 4:6, 7:10) | dettagli | 12.09.2019 |
| 1/8-finals | Wang A./Wu H. | Gao X./Sun F. | 1:2 (3:6, 7:65, 8:10) | dettagli | 11.09.2019 |
| China: Zhangjiagang - Doubles - Main |
|---|
| 1/8-finals | Hsieh C./Rungkat C. | Gao X./Sun F. | 2:1 (2:6, 7:65, 11:9) | dettagli | 20.03.2019 |
| China: Shenzhen 2 - Doubles - Main |
|---|
| 1/8-finals | Oliveira G./Sabanov I. | Gao X./Sun F. | 2:0 (6:2, 6:4) | dettagli | 29.10.2018 |
| China: Liuzhou - Doubles - Main |
|---|
| 1/8-finals | Nedovyesov A./Ramanathan R. | Gao X./Sun F. | 2:1 (67:7, 6:4, 10:4) | dettagli | 24.10.2018 |
 Taiwan: Kaohsiung - Doubles - Main |
|---|
| 1/8-finals | Gao X./Sun F. | Santillan A./Ward J. | 0:2 (65:7, 2:6) | dettagli | 18.09.2018 |
 South Korea: Gwangju - Doubles - Main |
|---|
| Quarter-finals | Gao X./Sun F. | Nam Ji S./Song M.-K. | 0:2 (4:6, 4:6) | dettagli | 16.08.2018 |
| 1/8-finals | Granollers M./Sasikumar M. | Gao X./Sun F. | 0:2 (4:6, 5:7) | dettagli | 13.08.2018 |
| China: Jinan - Doubles - Main |
|---|
| Quarter-finals | Hsieh C./Yang T. | Gao X./Sun F. | 2:1 (4:6, 6:1, 10:6) | dettagli | 09.08.2018 |
| 1/8-finals | Gao X./Sun F. | He Y./Zhang Z. | 2:0 (6:4, 6:3) | dettagli | 06.08.2018 |
| China: Suzhou - Doubles - Main |
|---|
| Final | Gong M./Zhang Z. | Gao X./Sun F. | 1:2 (65:7, 6:4, 7:10) | dettagli | 28.10.2017 |
| Semi-finals | Ghedin R./Shyla Y. | Gao X./Sun F. | 0:2 (3:6, 2:6) | dettagli | 26.10.2017 |
| Quarter-finals | Gao X./Sun F. | Frigerio L./Niesten M. | 2:0 (6:4, 6:1) | dettagli | 25.10.2017 |
| 1/8-finals | Gao X./Sun F. | Kecmanovic M./Petrovic D. | 2:1 (6:4, 4:6, 10:8) | dettagli | 24.10.2017 |
| China: Ningbo - Doubles - Main |
|---|
| Quarter-finals | Gao X./Sun F. | Gong M./Zhang Z. | 0:2 (2:6, 4:6) | dettagli | 20.10.2016 |
| 1/8-finals | Masur D./Whittington A. | Gao X./Sun F. | 1:2 (3:6, 7:61, 5:10) | dettagli | 17.10.2016 |
