Stadium: Center Court Round: 54 Ground: Hardcourt outdoor
| Challenger Kaohsiung Qual | 2017/09/30 03:20 | Cheong-Eui Kim v Cheng-Peng Hsieh | 6-4,6-2 |
| Challenger Gwangju | 2017/09/19 01:30 | Marinko Matosevic v Cheong-Eui Kim | 6-3,0-6,6-4 |
| Challenger Shanghai | 2017/09/11 03:15 | Yen-Hsun Lu v Cheong-Eui Kim | 6-2,6-1 |
| Challenger Zhangjiagang | 2017/09/07 04:35 | Yasutaka Uchiyama v Cheong-Eui Kim | 6-3,6-1 |
| Challenger Zhangjiagang | 2017/09/05 06:10 | Cheong-Eui Kim v Luke Saville | 7-5,6-4 |
| Challenger Jinan | 2017/08/09 04:45 | Cheong-Eui Kim v Duckhee Lee | 2-6,1-6 |
| Challenger Jinan | 2017/08/07 02:00 | Cheong-Eui Kim v Sam Barry | 3-6,7-6,6-4 |
| Challenger Chengdu | 2017/08/01 06:00 | Xin Gao v Cheong-Eui Kim | 7-5,7-6 |
| Challenger Kaohsiung Qual | 2017/09/30 06:25 | Tsung-Hao Huang v Cheng-Yu Yu | 1-6,2-6 |
| Davis Cup | 2017/09/17 02:00 | Hyeon Chung v Cheng-Yu Yu | 6-4,6-2,6-1 |
| ITF Thailand F6 | 2017/08/14 06:05 | Jumpei Yamasaki v Cheng-Yu Yu | 3-6,7-6,6-4 |
| ITF Thailand F5 | 2017/08/08 04:20 | Jumpei Yamasaki v Cheng-Yu Yu | 6-3,6-7,5-7 |
| ITF Thailand F4 | 2017/08/04 04:30 | Kuan-Yi Lee v Cheng-Yu Yu | 6-4,6-2 |
| ITF Thailand F4 | 2017/08/03 02:30 | Cheng-Yu Yu v Shunrou Takeshima | 6-2,6-1 |
| ITF Thailand F4 | 2017/08/02 06:20 | Cheng-Yu Yu v Rishab Agarwal | 6-4,6-3 |
| ITF Thailand F4 | 2017/08/01 05:40 | Cheng-Yu Yu v Arata Onozawa | 7-5,6-7,6-2 |