| All England Open Women | 2019/03/07 11:00 | Ngan Yi Cheung v Ji Hyun Sung | W | 1-2 |
| French Open Women | 2016/10/26 18:15 | Ngan Yi Cheung v Ji Hyun Sung | W | 1-2 |
| All England Open | 2016/09/28 03:25 | Ji Hyun Sung v Ngan Yi Cheung | W | 2-0 |
| Asia Championships Women | 2019/04/24 06:40 | Yanyan Cai v Ji Hyun Sung | L | 2-1 |
| Singapore Open Women | 2019/04/12 07:10 | Tzu Ying Tai v Ji Hyun Sung | L | 2-1 |
| Singapore Open Women | 2019/04/11 10:15 | Ji Hyun Sung v Ruselli Hartawan | W | 2-0 |
| Singapore Open Women | 2019/04/10 10:00 | Ji Hyun Sung v Joy Xuan Deng | W | 2-0 |
| Malaysia Open Women | 2019/04/05 08:10 | Yufei Chen v Ji Hyun Sung | L | 2-0 |
| Malaysia Open Women | 2019/04/04 08:00 | Pusarla V. Sindhu v Ji Hyun Sung | W | 0-2 |
| Malaysia Open Women | 2019/04/03 06:30 | Ji Hyun Sung v Fitriani Fitriani | W | 2-0 |
| Swiss Open Women | 2019/03/16 11:00 | Yufei Chen v Ji Hyun Sung | L | 2-0 |
| Asia Championships Women | 2019/04/25 02:00 | Aya Ohori v Ngan Yi Cheung | L | 2-1 |
| Asia Championships Women | 2019/04/24 02:40 | Yu Po Pai v Ngan Yi Cheung | W | 0-2 |
| Malaysia Open Women | 2019/04/03 10:30 | Beiwen Zhang v Ngan Yi Cheung | L | 2-0 |
| India Open Women | 2019/03/29 09:25 | Ngan Yi Cheung v Yue Han | L | 0-2 |
| India Open Women | 2019/03/28 08:05 | Disha Gupta v Ngan Yi Cheung | W | 0-2 |
| India Open Women | 2019/03/27 10:30 | Ngan Yi Cheung v Beatriz Corrales | W | 2-0 |
| Tong Yun Kai Cup Women | 2019/03/21 11:30 | Sayaka Takahashi v Ngan Yi Cheung | L | 2-0 |
| All England Open Women | 2019/03/07 11:00 | Ngan Yi Cheung v Ji Hyun Sung | L | 1-2 |