| Company | Timeline | Status | |
| Oem Mechanical Limited Secretary • Financial Controller | 1 Mar 2003←19 Years→1 Mar 2022 | Dissolved | |
| Oem Electronics Limited Secretary • Financial Controller | 1 Mar 2003←22 Years→Current | Active | |
| Oem Property Limited Secretary • Financial Controller | 12 Dec 2002←22 Years→Current | Active | |
| Oem - Automatic Limited Secretary • Financial Controller | 12 Dec 2002←22 Years→Current | Active | |
