Stadium: Court 9 Round: 44 Ground: Hardcourt outdoor
| ITF China F7 Qual | 2018/05/27 02:00 | Guo, Tianjia v Dubey, Ritesh | 6-0,6-0 |
| ITF China F6 Qual | 2018/05/13 04:15 | Guo, Tianjia v Zhou, Xinmu | 2-6,2-6 |
| ITF China F5 Qual | 2018/05/05 07:40 | Lickle, Cameron v Guo, Tianjia | 6-1,6-3 |
| ITF China F4 | 2018/04/30 04:40 | Guo, Tianjia v Xia, Zihao | 0-6,0-6 |
| ITF China F3 Qual | 2018/01/21 05:00 | Guo, Tianjia v Lin, Liang Yu Richard | 1-6,2-6 |
| ITF China F2 Qual | 2018/01/15 03:40 | Wang, Chukang v Guo, Tianjia | 6-2,6-4 |
| ITF China F2 Qual | 2018/01/14 06:10 | Li-Ernoul, Joachim v Guo, Tianjia | 6-3,3-6,1-6 |
| ITF China F1 Qual | 2018/01/07 02:00 | Guo, Tianjia v Liu, Hu | 7-5,0-6,2-6 |
| ITF China F7 Qual | 2018/05/27 02:00 | Cai, Yong Jia v Li, Jianhui | 1-6,3-6 |
| ITF China F6 Qual | 2018/05/13 03:00 | Li, Jianhui v Ma, William | 6-2,6-7,3-6 |
| ITF China F6 Qual | 2018/05/12 03:00 | Zhong, Jun Chong v Li, Jianhui | 1-6,2-6 |
| ITF China F5 Qual | 2018/05/07 02:00 | Li, Jianhui v Zheng, Weiqiang | 6-4,3-6,1-6 |
| ITF China F5 Qual | 2018/05/05 06:00 | Shirafuji, Naru v Li, Jianhui | 1-6,4-6 |
| ITF China F4 Qual | 2018/04/30 02:00 | Ye Cong Mo v Li, Jianhui | 2-6,6-2,6-1 |
| ITF China F4 Qual | 2018/04/29 03:40 | Li, Jianhui v Zijiang Yang | 6-1,6-4 |
| ITF China F4 Qual | 2018/04/28 04:45 | Li, Jianhui v Shenglin Zhuo | 6-0,6-1 |