<Li> Jaden Smith as Dre Parker (德 瑞 ∙ 帕克 Déruì Pàkè) A young boy from Detroit, Michigan who is bullied by another student, and learns to stand up to him in a kung - fu tournament . </Li> <Li> Taraji P. Henson as Sherry Parker (雪 莉 ∙ 帕克 Xuělì Pàkè) Dre's mother, who is very protective of him . </Li> <Li> Wenwen Han (韩雯雯) as Meiying (美 莹 Měiyíng) Dre's crush who quickly befriends him, and eventually becomes his girlfriend . </Li> <Li> Zhenwei Wang as Cheng (陆伟程 Lù Wěichéng) The primary antagonist; the school bully and top student of Master Li . </Li>

Who played the girl in the karate kid 2010