Haiting Cai
- Pamagat: Haiting Cai
- Katanyagan: 0.591
- Kilala sa: Acting
- Kaarawan: 1998-08-15
- Lugar ng Kapanganakan: China
- Homepage:
- O kilala bilang: 蔡海婷, 幽幽, 幽幽球儿, 幽幽（蔡海婷）, 蔡海婷 Haiting Cai, Youyou, Yōu Yōu, Mengyou Wang, Cài Hǎi Tíng, Yōu Yōu Qiú Ér, Wáng Mèng Yōu, Wang Mengyou, Cai Haiting
