Sun Ying Hao, known by the stage name Kachine, is a Chinese singer and dancer. As a backup dancer, he has danced for Dilraba, Li Yu Chun, Silence Wang, G.E.M, R1SE, Song Ji Yang (as a part of QCL concerts dancing crew), and Zhang Liang Ying. Aside from this, Sun is known for his dance covers.
In 2021, he joined iQIYI's idol survival program, Youth With You 3, under Laoyu Vision company. He debuted as a member of "IX FORM" in July of the same year.