Who is Undercover (Chinese: 王牌) is a 2014 Chinese suspense drama film directed by Fan Jianhui.

It was released on December 31.

[1] By January 7, 2015, the film had earned ¥30.72 million at the Chinese box office.

This 2010s drama film–related article is a stub.

You can help Wikipedia by expanding it.This article related to a Chinese film is a stub.