| Company | Timeline | Status | |
| D.A.T. Tyre Supplies Limited Director • Engineer | 15 Jun 2000←9 Years→1 Jan 2010 | Active | |
| Aerkair Technology Limited Secretary • Engineer | 5 Mar 1995←15 Years→2 Nov 2010 | Active | |
| Aerkair Technology Limited Director • Engineer | 5 Mar 1995←15 Years→2 Nov 2010 | Active | |
