| FIVB Xiamen Open | 2018/03/17 15:00 | Betzien/Erdmann v Boehlé/Van De Velde | 0-2 |
| FIVB Xiamen Open | 2018/03/16 20:00 | Brouwer/Meeuwsen v Betzien/Erdmann | 2-0 |
| FIVB Xiamen Open | 2018/03/16 15:40 | Betzien/Erdmann v Gorbenko/Ivanov | 2-1 |
| FIVB Xiamen Open Women | 2018/02/27 16:20 | Betzien/Erdmann v Beeler/Krattiger | 0-2 |
| FIVB Xiamen Open Women | 2018/02/20 09:30 | Betzien/Erdmann v Andreatta/Abbiati | 1-2 |