| Company | Timeline | Status | |
| Torr Commercial Services Limited Secretary • Company Secretary | 19 Jul 2006←2 Years 10 Months→1 Jun 2009 | Active | |
| R D T Precision Optics Limited Director • Unreported | 1 Mar 2006←19 Years→Current | Active | |
| R D T Precision Optics Limited Secretary • Company Director | 1 Mar 2006←19 Years→Current | Active | |
