Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| Challenger Kaohsiung MD | 2018/09/18 08:00 | Brkic/Rodionov v Chen/Ho | 6-4,6-4 |
| Challenger Kaohsiung MD | 2018/09/19 04:00 | Lawson/Li v Ratiwatana/Ratiwatana | 4-6,5-7 |
| Davis Cup | 2018/09/16 03:00 | Ratiwatana/Ratiwatana v Ballout/Samaha | 6-0,6-3 |
| Challenger Zhangjiagang MD | 2018/09/05 05:50 | Peng/Yang v Ratiwatana/Ratiwatana | 7-6,7-6 |
| Challenger Jinan MD | 2018/08/10 12:00 | Ratiwatana/Ratiwatana v Hsieh/Yang | 1-6,0-6 |
| Challenger Jinan MD | 2018/08/06 03:35 | Ratiwatana/Ratiwatana v Jin/Li | 6-2,6-2 |
| Challenger Chengdu MD | 2018/08/03 06:20 | Gong/Zhang v Ratiwatana/Ratiwatana | 6-0,6-4 |
| Challenger Chengdu MD | 2018/08/02 10:10 | Krstin/Petrovic v Ratiwatana/Ratiwatana | 4-6,4-6 |
| Challenger Chengdu MD | 2018/08/01 03:00 | Lock/Matsui v Ratiwatana/Ratiwatana | 4-6,4-6 |