[2] In 2017, Deng made her acting debut in the suspense thriller film The Devotion of Suspect X, based on the novel of the same name by Keigo Higashino.
[3][4] The same year, she played her first leading role in the drama film Summer is the Coldest Season.
[5] In 2018, Deng starred in the comedy drama film A Cool Fish, receiving positive reviews for her performance as a rebellious girl.
[citation needed] The same year, she was cast in the fantasy adventure drama Legend of Awakening.
[7] In 2019, Deng starred in the youth sports drama Never Stand Still: Skate Our Souls as a skateboarding player.