| Macau Open 2018, XD | 10/31 05:30 | 4 | Chang W Y / Chang Y H v Wang / Cheng | L | 0-2 | |
| Macau Open 2018, XD | 10/30 01:35 | 5 | Chang W Y / Chang Y H v Leung S W H / Somerville G | W | 2-0 | |
| Macau Open XD Qual | 10/29 02:40 | - | Chang W Y / Chang Y H v Li / Wong | W | 2-0 | |
| US Open 2019, XD | 07/10 00:00 | 5 | Chang W Y / Chang Y H v Hall/MacPherson | L | 0-2 | |
| Giraldilla Int. XD | 09/07 07:20 | 4 | Lin T Y / Yu W K v Chang W Y / Chang Y H | L | 2-0 | |
| Giraldilla Int. XD | 09/06 06:50 | 5 | Lee/Lee v Chang W Y / Chang Y H | W | 1-2 | |
| Open d'Angleterre | 08/22 10:00 | 5 | Chang W Y / Chang Y H v Lee C H R / Chau H W | L | 0-2 | |
| Open d'Angleterre | 08/21 11:30 | 6 | Maas J / Van Der Aar I v Chang W Y / Chang Y H | W | 1-2 | |
| Indonesia Masters XD | 06/28 09:40 | 5 | Isriyanet T / Chochuwong P v Chang W Y / Chang Y H | L | 2-1 | |
| Indonesia Masters XD | 06/28 06:20 | 5 | Chang W Y / Chang Y H v Chae Y J / Kim H N | L | 0-2 | |
| Open d'Angleterre | 04/26 09:20 | 5 | Lee C H R / Chau H W v Chang W Y / Chang Y H | L | 2-0 | |
| Giraldilla Int. XD | 04/08 15:00 | 1 | Chang W Y / Chang Y H v Mikkelsen M / Surrow M | L | 1-2 | |
| Giraldilla Int. XD | 04/02 11:00 | 1 | Chang W Y / Chang Y H v Lamsfuss M / Herttrich I | L | 0-2 | |
| Giraldilla Int. XD | 04/01 16:00 | 1 | Gicquel/Delrue v Chang W Y / Chang Y H | W | 0-2 | |
| Indonesia Masters XD | 03/25 15:00 | 1 | Hao T M / Hu L F v Chang W Y / Chang Y H | L | 2-1 | |
| Open d'Angleterre | 03/16 17:30 | 4 | Chang W Y / Chang Y H v Chopra P J / Reddy N S | L | 0-2 | |
| Open d'Angleterre | 03/15 08:00 | 5 | Chang W Y / Chang Y H v Corvee J / Tran A | W | 2-0 | |
| Indonesia Masters XD | 03/07 12:36 | - | Chang W Y / Chang Y H v Labar R / Fontaine A | L | 0-2 | |
| Open d'Angleterre | 03/02 18:05 | 4 | Lee / Wang v Chang W Y / Chang Y H | L | 2-0 | |
| Open d'Angleterre | 03/01 08:45 | 5 | Schaller / Burkart v Chang W Y / Chang Y H | W | 0-2 | |
| Indonesia Masters XD | 12/16 07:46 | - | Corvee J / Tran A v Chang W Y / Chang Y H | L | 2-1 | |
| Indonesia Masters XD | 12/15 14:57 | - | Hansen/Bond v Chang W Y / Chang Y H | W | 0-2 | |
| Indonesia Masters XD | 12/01 12:26 | - | Wojtkow. / Pietryja v Chang W Y / Chang Y H | L | 2-0 | |
| Indonesia Masters XD | 11/25 17:45 | 3 | Christiansen M / Thygesen S v Chang W Y / Chang Y H | L | 2-0 | |
| Indonesia Masters XD | 11/25 10:00 | 4 | Chang W Y / Chang Y H v Kersaudy B / Palermo L | W | 2-0 | |
| Open d'Angleterre | 11/03 11:05 | 5 | Chang W Y / Chang Y H v Zheng S W / Chen Q | L | 0-2 | |
| Open de France - Doubles Mixtes | 10/25 18:45 | 5 | Chang W Y / Chang Y H v Zheng S W / Chen Q | L | 0-2 | |
| Indonesia Masters XD | 10/13 04:00 | 4 | Chang W Y / Chang Y H v Takeuchi Y / Sakuramoto A | L | 0-3 | |
| Open d'Angleterre | 10/07 11:00 | 3 | Tang / Tse v Chang W Y / Chang Y H | L | 2-0 | |
| Open d'Angleterre | 10/06 08:40 | 4 | Chang W Y / Chang Y H v Khrishnan Y / Sawant P | W | 2-0 |