Crystal plays Wei Zi.

Huanzhugege is divided into new version and old version. New Edition: Swallow Player Player Player Part I (Swallow Flying): Li Sheng Hailu Zhao Part II (Wind Blowing): Li Sheng Hailu Zhao Part III (Where Are People Going): Li Sheng Hailu Zhao Liying Old Edition: Ziwei's Little Swallow Sunny Part I: Zhao Wei Hongyulin-Part II: Zhao Wei Hongyulin, Rebecca Part III: Crystal, Ma Yili, Rebecca Because the old version of Huanzhugege Part I is not sunny,