| Company | Timeline | Status | |
| Protag Retail Security Limited Director • Company Director | 9 Aug 2000←3 Years→14 Feb 2004 | Active | |
| Permasign Limited Director • Company Director | 1 Jun 1991←12 Years→14 Feb 2004 | Active | |
| Touch Panel Products Limited Director • Company Director | 30 Apr 1991←12 Years→14 Feb 2004 | Active | |
