List of Chinese films of 2021
The following is a '''list of mainland Chinese films first released in year 2021.'''
Box office
The highest-grossing Chinese films released in 2021, by domestic box office gross revenue, are as follows:| Rank | Title | Gross |
| 1 | The Battle at Lake Changjin | $909,596,236 |
| 2 | Hi, Mom | $841,674,419 |
| 3 | Detective Chinatown 3 | $699,072,066 |
| 4 | My Country, My Parents | $221,831,086 |
| 5 | Raging Fire | $211,227,284 |
| 6 | Chinese Doctors | $197,143,218 |
| 7 | Cliff Walkers | $181,325,565 |
| 8 | Fireflies in the Sun | $176,420,000 |
| 9 | A Writer's Odyssey | $159,944,397 |
| 10 | Embrace Again | $147,337,335 |