Chinese Box Office For May 2021
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | F9: The Fast Saga | $185,000,000 | 11,211 | $216,935,282 | May 21 | Universal Pictures |
| 2 | Cliff Walkers | $172,000,000 | - | $180,220,000 | Apr 30 | CMC Pictures |
| 3 | My Love | $113,000,000 | - | $113,000,000 | Apr 30 | Golden Village Pictures |
| 4 | Break Through the Darkness | $52,700,000 | - | $52,700,000 | Apr 28 | - |
| 5 | Love Will Tear Us Apart | $42,400,000 | - | $44,920,000 | May 20 | - |
| 6 | Home Sweet Home | $32,100,000 | - | $32,100,000 | Apr 30 | Jetsen Huashi Media US |
| 7 | Once Upon a Time in Hong Kong | $31,700,000 | - | $31,700,000 | Apr 29 | Shaw Organisation |
| 8 | Stand by Me Doraemon 2 | $16,300,000 | - | $36,420,000 | May 28 | Toho |
| 9 | Love Letter 2021 Re-release | $7,400,000 | - | $7,400,000 | May 20 | - |
| 10 | 77 Heartwarmings | $3,800,000 | - | $3,800,000 | May 14 | Clover Films |
| 11 | The Lord of the Rings: The Return of the King 2021 Re-release | $3,400,000 | - | $3,400,000 | May 14 | New Line Cinema |
| 12 | Raya and the Last Dragon | $50,827 | - | $19,553,896 | Mar 5 | Walt Disney Pictures |
