Cheng Xiao

She has a younger sister named Cheng Chen.

Cheng Xiao's younger sister, Cheng Chen, is popular in China that's why Cheng Xiao was used to be known as "Cheng Chen's Sister"

According to her, if she was a boy she would date Yeoreum.

Cheng Xiao can do a flip without using her hands as support

Cheng Xiao can play the Guzheng.