| Period of LegCo service |
| 5 June 1991 - 5 June 1991 |
Appointed (Official - Acting Secretary for Security) |
| 1 May 1991 - 8 May 1991 |
Appointed (Official - Acting Secretary for Security) |
| 12 December 1990 - 9 January 1991 |
Appointed (Official - Acting Secretary for Security) |
| 6 June 1990 - 6 June 1990 |
Appointed (Official - Acting Secretary for Security) |
| 16 May 1990 - 16 May 1990 |
Appointed (Official - Acting Secretary for Security) |