| Campionati del Mondo DX | 2019/08/20 08:20 | Ronald/Saufika v Piek/Tabeling | W | 0-2 |
| Open di Giappone DX | 2019/07/25 07:00 | Lamsfuss/Herttrich v Piek/Tabeling | L | 2-1 |
| Open di Giappone DX | 2019/07/24 03:40 | Piek/Tabeling v Tang/Tse | W | 2-0 |
| Open d'Indonesia DX | 2019/07/16 10:55 | Chopra/Reddy v Piek/Tabeling | L | 2-1 |
| Giochi europei DX | 2019/06/25 06:45 | Lamsfuss/Herttrich v Piek/Tabeling | W | 0-2 |
| Sudirman Cup DX | 2019/05/23 05:00 | Piek/Tabeling v Herttrich/Seidel | W | 2-1 |
| Sudirman Cup DX | 2019/05/21 10:00 | Piek/Tabeling v Labar/Tran | W | 2-0 |
| Sudirman Cup DX | 2019/05/20 03:00 | Piek/Tabeling v Shu/Obanana | W | 2-0 |
| Open di Thailandia DX | 2019/08/02 08:30 | He/Du v Puavaranukroh/Taerattanachai | L | 1-2 |
| Open di Thailandia DX | 2019/08/01 13:20 | He/Du v Faizal/Emanuelle Widjaja | W | 2-1 |
| Open di Thailandia DX | 2019/07/31 10:10 | Hoki/Nagahara v He/Du | W | 0-2 |
| Open di Giappone DX | 2019/07/23 02:50 | He/Du v Chan/Goh | L | 0-2 |
| Open d'Indonesia DX | 2019/07/16 10:55 | Zheng/Huang v He/Du | L | 2-0 |
| Australian Open DX | 2019/06/06 04:40 | Ko/Eom v He/Du | L | 2-0 |
| Australian Open DX | 2019/06/04 06:40 | Leung/Somerville v He/Du | W | 0-2 |
| Campionati Asiatici DX | 2019/04/28 06:00 | He/Du v Huang/Wang | L | 1-2 |