| Company | Timeline | Status | |
| Central Music Library Limited(The) Director • Retired | 10 Nov 1992←2 Years 5 Months→27 Apr 1995 | Active | |
| Musicians Benevolent Fund Director • Musician | 15 Jun 1991←2 Years 6 Months→31 Dec 1993 | Active | |
| Central Music Library Limited(The) Director • Unreported | 1 Jan 1970←25 Years→27 Apr 1995 | Active | |
