What's the name of the movie in which a woman with short hair is caught by several men at the beginning?

Upper Position is a youth film, directed by Guan Xiaojie and starring Zhao Ting and Wen Zhuo, which was released in China on February 28th, 20 13. This film mainly tells about the nightlife in Beijing. Li Ruoxi, Zi Qiao, Ni Chen, Meimei and Tingting, an actress from Beipiao, four good sisters who are about to graduate from Nortel, are trying their best to find a way out for their acting skills.