The Missing Gun (Chinese: 寻枪; pinyin: Xún Qiāng) is a 2002 Chinese black comedy film directed by Lu Chuan and starring Jiang Wen, Ning Jing and Wu Yujuan. A directorial debut of Lu, the film premiered during the 9th Beijing College Student Film Festival on 21 April 2002. A pioneer digital screening was subsequently held in Shanghai on 28 April, making The Missing Gun the first film screened in China with digital cinema technology."The Missing Gun" is China's first digital movie which used the GDC's DSR digital cinema system.

The film was officially released on 8 May in Beijing.

Adapted from a novelette by Fan Yiping, the film revolves around a small-town policeman who embarks on a search for his missing gun. The film also explores the themes of self-identity and self-respect, as well as addresses a number of pertinent social issues, such as counterfeits, in China.