| Period of LegCo service |
| 12 October 1988 - 21 February 1990 |
Appointed (Official - Secretary for Security) |
| 1 March 1988 - 25 August 1988 |
Appointed (Official - Secretary for Security) |
| 7 December 1983 - 18 January 1984 |
Appointed (Official - Acting Secretary for Health and Welfare) |
| 23 February 1983 - 27 April 1983 |
Appointed (Official - Acting Secretary for Health and Welfare) |
| 7 January 1981 - 7 January 1981 |
Appointed (Official - Acting Secretary for Security) |