When Liang Xia's obsession for a perfect wedding puts a strain in the relationship with her fiancé, he ultimately calls it quits and breaks up with her. In a heartbroken state, Liang Xia carelessly ingests a magical item, which transports the 28-year-old’s mind back to when she was only seventeen years old.
Unfortunately the movie Suddenly Seventeen is not yet available on HBO Max.
| Camera | Qi Kenan | Camera Operator |
| Lighting | Zhang Weibin | Gaffer |
| Art | Cui Yaochen | Art Direction |
| Camera | Chen Long | Still Photographer |
| Camera | Chao Chen | Camera Operator |
| Art | Li Hui | Property Master |
| Production | Liang Yu | Production Manager |
| Art | Li Xiang | Assistant Art Director |
| Art | Zhang Shuai | Set Dresser |
| Lighting | Tan Zhonghai | Electrician |
| Sound | Feng Wenqiang | Sound Assistant |
| Art | Zhang Lisen | Set Dresser |
| Art | Wang Ziyi | Storyboard Artist |
| Camera | Liu Liming | Key Grip |
| Production | Jiang Yingshan | Production Assistant |
| Costume & Make-Up | Gao Yahui | Costume Assistant |
| Lighting | Xia Xiangwang | Electrician |
| Costume & Make-Up | Yang Xin | Costume Assistant |
| Production | Zhang Licheng | Publicist |
| Costume & Make-Up | Li Yuling | Costume Assistant |
| Lighting | Xue Junli | Electrician |
| Lighting | Liu Chen | Electrician |
| Lighting | Chen Wei | Electrician |
| Camera | Zhang Tao | Assistant Grip |
| Editing | Qi Zicheng | Assistant Editor |
| Art | Hua Tao | Set Dresser |
| Sound | Liu Junzhou | Boom Operator |
| Art | Jiang Qiliang | Set Dresser |
| Lighting | Zuo Liuhuan | Electrician |
| Art | Xu Xiaofu | Set Supervisor |
| Sound | Cao Huijun | Boom Operator |
| Costume & Make-Up | Liu Jing | Key Makeup Artist |
| Art | Zhang Limin | Set Dresser |
| Lighting | Yang Tao | Electrician |
| Sound | Li Haiyang | Sound Assistant |
| Costume & Make-Up | Zhao Xinxing | Costume Assistant |
| Art | Cheng Yanlong | Set Dresser |
| Directing | Mo Zhang | Director |
| Writing | Mo Zhang | Writer |
| Editing | Mo Zhang | Editor |
| Production | Zhang Yimou | Producer |
