Eric Tsang and Zhaohui Mai have appeared together in 5 films between 1999 and 2007, with a combined box office of HK$95.7 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1999 | Gen-X Cops | HK$15.6 million |
| 2002 | Infernal Affairs | HK$55.1 million |
| 2003 | Infernal Affairs II | HK$24.9 million |
| 2003 | Infernal Affairs III | $4.5 million |
| 2007 | Simply Actors |
Eric Tsang also often with: Andy Lau (11), Eric Tsang Chi-Wai (11), Sandra Ng (11), Stanley Fung (10), Wong Jing (10)
Zhaohui Mai also often with: Felix Chong (6), Andrew Lau (5), Anthony Wong (5), Daniel Wu (5), Sean Lau (5)