20 15 CCTV Spring Festival Evening Watching Smile Brother Ran Dongsheng reveal his identity.

The stage name is Ran Dongsheng, also known as "Brother Smiling Face in the Spring Festival Evening". His ancestral home is Sichuan and he was born in Harbin. He likes singing since he was a child. He is engaged in artistic work in Beijing. For more than ten years, he sat in the audience to watch the Spring Festival Gala of CCTV in China, and was called "the most awesome audience of the Spring Festival Gala" by netizens.

20 15 February 19 After the CCTV Spring Festival Evening, a burly and smiling male audience became an instant hit on the Internet. He is the smiling face brother. From 1999 to 17 on 20 15, except for 20 13, the smile of "Smile Brother" has never been absent.