| Open di Macao DM | 2019/10/30 10:55 | Chang/Lu v Chang/Yeung | W | 0-2 |
| Open di Macao DM | 2019/10/31 10:55 | Lu/Yang v Chang/Yeung | L | 2-1 |
| Open di Macao DM | 2019/10/30 10:55 | Chang/Lu v Chang/Yeung | W | 0-2 |
| Open di Taipei Cinese DM - Qual. | 2019/09/03 04:50 | Charoenkitamorn/Namdash v Chang/Yeung | L | 2-1 |
| Campionati del Mondo DM | 2019/08/19 09:30 | Chang/Yeung v Lin/Tseng | L | 1-2 |
| Open d'Australia DM - Qual. | 2019/06/04 00:00 | Chang/Yeung v Koga/Saito | L | 1-2 |
| Open di Nuova Zelanda DM | 2019/04/30 21:00 | Okamura/Onodera v Chang/Yeung | L | 2-1 |
| Campionati Asiatici DM | 2019/04/25 02:00 | Fernaldi Gideon/Sukamuljo v Chang/Yeung | L | 2-0 |
| Asia Championships MD Prelim | 2019/04/23 04:40 | Chang/Yeung v Bakhshullaev/Savatyugin | W | 2-0 |
| Open di Macao DM | 2019/10/30 10:55 | Chang/Lu v Chang/Yeung | L | 0-2 |
| Open di Vietnam DM | 2019/09/11 13:50 | Chang/Lu v Lamsfuss/Seidel | L | 1-2 |
| Open di Taipei Cinese DM | 2019/09/04 11:30 | Chang/Lu v Chrisnanta/Loh | L | 0-2 |
| Open di Thailandia DM - Qual. | 2019/07/30 06:45 | Gutama/Putra v Chang/Lu | L | 2-1 |
| US Open DM | 2019/07/12 00:15 | Lee/Yang v Chang/Lu | L | 2-0 |
| US Open DM | 2019/07/10 17:40 | Chang/Lu v Lamsfuss/Seidel | W | 2-1 |
| Giraldilla International DX | 2018/11/28 10:20 | Chang/Lu v Jang/Kim | L | 0-2 |
| Masters d'Indonesia DX | 2018/11/14 04:25 | Chang/Lu v Liao/Su | L | 0-2 |