Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/23 02:00 | Zhang, Kai Lin v Kang, Jia-Qi | 3-6,6-2,6-2 |
| WTA Zhengzhou Qual | 2018/04/14 03:00 | Kang, Jia-Qi v Zhang, Kai Lin | 4-6,7-6,2-6 |
| Zhuhai, Qualifications Simples W-WITF-CHN-03C | 2018/03/04 09:25 | Kang, Jia-Qi v Zhang, Kai Lin | 6-7,4-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/30 05:25 | Zhang, Kai Lin v Naydenova, Aleksandrina | 0-6,6-1,6-2 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/29 05:45 | Zhang, Kai Lin v Zlochova, Zuzana | 6-3,7-5 |
| ITF Women Baotou | 2018/05/26 05:45 | Zhang, Kai Lin v Xu, Shilin | 6-7,3-6 |
| ITF Women Baotou | 2018/05/25 02:30 | Zhang, Kai Lin v Wushuang Zheng | 6-1,6-3 |
| ITF Women Baotou | 2018/05/24 05:25 | Zhang, Kai Lin v Mei Xu Wu | 1-6,6-3,6-3 |
| ITF Women Baotou | 2018/05/23 06:00 | Lin Zhu v Zhang, Kai Lin | 3-6,1-6 |
| ITF Women Wuhan | 2018/05/17 04:45 | Ma, Shuyue v Zhang, Kai Lin | 6-3,6-4 |
| ITF Women Wuhan | 2018/05/15 05:25 | Yang, Ziyi v Zhang, Kai Lin | 1-6,1-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/30 04:10 | Irina Fetecau v Kang, Jia-Qi | 6-7,2-6 |
| Hua Hin, Singles W-WITF-THA-07A | 2018/05/28 06:30 | Kang, Jia-Qi v Peangtarn Plipuech | 6-7,7-6,6-3 |
| ITF Women Baotou | 2018/05/22 05:00 | Kang, Jia-Qi v Rosca, Andreea Amalia | 1-6,6-7 |
| ITF Women Wuhan | 2018/05/15 02:00 | Erika Sema v Kang, Jia-Qi | 6-1,6-0 |
| ITF Women Luan | 2018/05/09 03:45 | Wushuang Zheng v Kang, Jia-Qi | 6-3,7-6 |
| WTA Anning | 2018/04/30 03:00 | Amandine Hesse v Kang, Jia-Qi | 6-7,6-4,6-1 |
| Quanzhou, Singles W-WITF-CHN-07A | 2018/04/24 06:10 | Kang, Jia-Qi v Xinyu Wang | 1-6,6-7 |
| Quanzhou, Qualifications Simples W-WITF-CHN-04B | 2018/04/23 02:00 | Zhang, Kai Lin v Kang, Jia-Qi | 3-6,6-2,6-2 |