| Company | Timeline | Status | |
| M.D.M. Packaging Machinery Limited Director • Packaging Engineer | 22 Jul 1999←26 Years→Current | Active | |
| M.D.M. Packaging Machinery Limited Secretary • Packaging Engineer | 22 Jul 1999←26 Years→Current | Active | |
| Weighcount (1990) Limited Director • Company Director | 18 Mar 1993←32 Years→Current | Active | |
| Weighcount (1990) Limited Secretary • Packaging Engineer | 18 Mar 1993←32 Years→Current | Active | |
