| Company | Timeline | Status | |
| Happy Car Rental Limited Secretary • Director  | 18 Jun 2003←22 Years→Current  | Active  | |
| Sun-Hat Limited Secretary • Manager  | 21 Mar 2003←20 Years→25 Apr 2023  | Active  | |
| Prestolite Electric Limited Director • Manager  | 31 Oct 1999←5 Years→30 Sep 2005  | Active  | |
