| Full Name | Sun Yihang |
| Pinyin | Sūn Yì Háng |
| Date of Birth | 21 October, 2001 |
| Place of Birth | Chongqing, China |
| Origin | China |
| Ethnicity | Han Chinese |
| Height | 5' 9" (175 cm) |
| Occupation | Actor, Singer, Dancer |
| Other Names | Sun Yi-Hang |
| Related Group | IXFORM |
| Alma Mater | Chongqing College of Humanities, Science and Technology, Chongqing, China |
| Debut Date | 2017 |