| Full Name | Cai Rong |
| Date of Birth | 1 October, 1996 |
| Place of Birth | Shenzhen, Guangdong, China |
| Origin | China |
| Ethnicity | Han Chinese |
| Height | 6' 1" (186 cm) |
| Occupation | Actor |
| Other Names | Rong Er |
| Alma Mater | Southwest University, Chongqing, China |
| Debut Date | 2016 |