He is also known for his roles as Yu Sifeng in Love and Redemption, Ying Yuan in Immortal Samsara, and Li Lianhua in Mysterious Lotus Casebook.

[6] Cheng graduated from the performance department of the Central Academy of Drama.

[45] [50] [51] [52] [53] [54] [60] [62] [66] [71] [74] [78] [80] [86] In 2017, Cheng Yi became a love ambassador for People for the Ethical Treatment of Animals in Asia (PETA)'s adoption and collaborated with it to shoot a public service advertisement.

[94] In addition, he also joined hands with the Nature Conservancy (TNC) and the United Nations Development Program and filmed a public service announcement to save whale sharks.

[95] In July 2021, Cheng Yi donated 500,000 yuan to the Henan Heavy Rain.