| Announcement Date | Ex-Bonus Date | Bonus Ratio | Remarks |
|---|---|---|---|
| 22 Nov, 2007 | 29 Feb, 2008 | 1:1 | For every 1 share held; Holder will receive 1 bonus shares. |
| 22 Aug, 1987 | - | 1:4 | For every 4 share held; Holder will receive 1 bonus shares. |
| 22 Aug, 1982 | - | 1:2 | For every 2 share held; Holder will receive 1 bonus shares. |
| 22 Aug, 1977 | - | 1:2 | For every 2 share held; Holder will receive 1 bonus shares. |
| 22 Aug, 1975 | - | 1:1 | For every 1 share held; Holder will receive 1 bonus shares. |