| Period of LegCo service |
| 6 June 1979 - 18 July 1979 |
Appointed (Official - Acting Director of Public Works) |
| 2 August 1978 - 16 August 1978 |
Appointed (Official - Acting Director of Public Works) |
| 10 August 1977 - 10 August 1977 |
Appointed (Official - Acting Director of Public Works) |
| 19 June 1974 - 27 November 1974 |
Appointed (Official - Acting Director of Public Works) |
| 30 January 1974 - 30 January 1974 |
Appointed (Official - Acting Director of Public Works) |