What are the wonderful plots in the movie Song of Eternal Sorrow?

The film Song of Eternal Sorrow is produced by Changcheng Film Company, directed by Ng Wui and starring Fang Yanfen, Zhang Huoyou, Man-lei Wong, Liang Xingbo, Qiushui Yi and Ye Ping. The film tells the love story between Renzhong and Julia.

There are many wonderful plots in this film. For example, () and his classmate () visited the studio and met the photographer Cheng (Tony Leung Ka Fai). Mr. Cheng took a photo of Qiyao and fell in love with her. Later, I lost contact because of an accident. A few years later, Qi Yao became an actor and Cheng Xiansheng became a photographer. They meet again, but there are too many stories and regrets between them.