| ITF Women Kofu Qual | 2018/03/24 04:00 | Jia-Qi Kang v Kwan Yau Ng | 6-0,2-6,7-5 |
| ITF Women Nishi-Tama | 2018/03/17 04:00 | Michiru Furuya v Kwan Yau Ng | 6-2,7-5 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Kwan Yau Ng v Sunam Jeong | 2-6,5-7 |
| ITF Women Xiamen | 2018/02/26 02:00 | Kwan Yau Ng v Zoe Gwen Scandalis | 3-6,1-6 |
| ITF Women Xiamen | 2018/02/25 02:00 | Kwan Yau Ng v Jiahuan He | 6-2,6-1 |
| 2018 Fed Cup | 2018/02/07 05:55 | Yulia Putintseva v Kwan Yau Ng | 6-1,6-0 |
| WTA Taipei Qual | 2018/01/27 10:25 | Anna Blinkova v Kwan Yau Ng | 6-3,6-2 |
| ITF Women Hong Kong | 2018/01/04 02:00 | Yuuki Tanaka v Kwan Yau Ng | 3-6,6-3,6-1 |
| ITF Women Nanjing Qual | 2018/03/31 01:30 | Qian Yang v Namu Zeren | 6-1,7-5 |
| ITF Women Guiyang Qual | 2017/09/09 02:00 | Ziyi Yang v Qian Yang | 6-1,6-1 |