| Full Name | Sunny Lai |
| Chinese Name | 赖美云 |
| Pinyin | Lài Měi Yún |
| Date of Birth | 7 July, 1998 |
| Place of Birth | Shenzhen, Guangdong, China |
| Origin | China |
| Ethnicity | Han Chinese |
| Height | 5' 0" (153 cm) |
| Occupation | Actress, Singer |
| Other Names | Lai Mei-Yun, Xiao Qi |
| Alma Mater | Shenzhen Senior High School, Shenzhen, Guangdong, China |
| Related Group | Rocket Girls 101, S.I.N.G |
| Debut Date | 2014 |