To Love or Not (Chinese: 一夜未了情) is a 2011 Chinese romance film written and directed by Jiang Cheng and starring Alex Fong, Li Xiaoran, Kathy Chow, Li Yuan, and Song Xiaoying.^[1][2] The film tells the story of a war correspondent and photographer Su Dong and a stewardess Gu Ting who meet on a journey in Yunnan province, they separated after a night of romantic passion, and then meet again in Beijing. The film premiered in China on July 15, 2011.

• Alex Fong as Su Dong, a war correspondent and photographer in Afghanistan. He is shot dead by an Afghan child named Ahsuka.
• Li Xiaoran as Gu Ting, a stewardess. She met Su Dong and has a one night stand while traveling in Yunnan province.
• Kathy Chow as Song Mei, an editor, Gu Ting's best friend.
• Li Yuan as Sha Sha, Su Dong's girlfriend. She breaks up with Su Dong angrily because he fells in love with Gu Ting.
• Song Xiaoying as Gu Ting's mother. She got divorced when her daughter Gu Ting was 8 years old.
• Ding Yongdai as Dan Yang
• Qiao Hong as Dan Yang's wife.

This film was shot in Yunnan and Beijing.

The film was released on July 15, 2011 in China.

Douban, a major Chinese media rating site, gave the drama 5.1 out of 10.