| Full Name | Yu Gengyin |
| Chinese Name | 俞更寅 |
| Pinyin | Yú Gèng Yín |
| Date of Birth | 28 April 1996 |
| Gender | Male |
| Place of Birth | Shanwei, Guangdong, China |
| Origin | China |
| Ethnicity | Han Chinese |
| Height | 6' 0" (183 cm) |
| Occupation | Actor, Singer, Dancer |
| Other Names | Yu Geng-Yin |
| Related Group | SWIN |
| Debut Date | 2015 |