| Company | Timeline | Status | |
| Lawtronics Limited Director • Accountant | 20 Sep 2000←10 Years→30 Dec 2010 | Active | |
| Lawtronics Limited Secretary • Accountant | 20 Sep 2000←10 Years→30 Dec 2010 | Active | |
| Astrosyn Contract Interiors Limited Secretary • Unreported | 1 May 1998←1 Year 11 Months→31 Mar 2000 | Active | |
| Astrosyn International Technology Limited Secretary • Accountant | 25 Nov 1997←13 Years→30 Dec 2010 | Active | |
| Astrosyn International Technology Limited Director • Accountant | 25 Nov 1997←13 Years→30 Dec 2010 | Active | |
| Astrosyn Limited Director • Accountant | 24 Nov 1997←13 Years→30 Dec 2010 | Active | |
| Astrosyn Limited Secretary • Accountant | 24 Nov 1997←13 Years→30 Dec 2010 | Active | |
