| ITF Women Rancho Santa Fe Qual | 2018/02/18 22:00 | Chiara Scholl v Verner, Holly | 6-3,6-1 |
| ITF Women Luzhou Qual | 2018/05/26 02:00 | Yidi Yang v Kong, Qianxin | 6-1,6-2 |
| Changwon, Singles Qualifying W-WITF-KOR-01A | 2018/05/21 01:00 | Dabin Kim v Kong, Qianxin | 6-2,6-2 |
| ITF Women Incheon Qual | 2018/05/14 03:30 | Akiko Omae v Kong, Qianxin | 6-1,6-1 |
| ITF Women Incheon Qual | 2018/05/13 02:00 | Lee, Hye-Jin v Kong, Qianxin | 6-1,5-7,5-7 |
| ITF Women Hua Hin Qual | 2018/05/07 02:30 | Tumthong, Dolavee v Kong, Qianxin | 7-5,6-4 |
| ITF Women Hua Hin Qual | 2018/05/06 04:00 | Kong, Qianxin v Bojana Marinkovic | 7-6,6-2 |
| ITF Women Hua Hin Qual | 2018/04/30 04:45 | Ma, Shuyue v Kong, Qianxin | 6-0,6-0 |
| ITF Women Hua Hin Qual | 2018/04/29 08:30 | Zhou, Kexuan v Kong, Qianxin | 4-6,5-7 |