| Company | Timeline | Status | |
| Dimensions Displays Limited Secretary • Architect | 10 Nov 2005←5 Years→31 Aug 2011 | Active | |
| 13 Arlington Gardens Management Company Limited Director • Architect | 18 May 2001←1 Year 5 Months→1 Nov 2002 | Active | |
| Dimensions Displays Limited Director • Architect | 27 Jul 2000←11 Years→31 Aug 2011 | Active | |
