| Company | Timeline | Status | |
| Exair Limited Secretary • Marketing Manager | 1 Sep 2005←14 Years→21 Mar 2020 | Active | |
| It Consumables Limited Secretary • Secretary | 7 Apr 1999←20 Years→21 Mar 2020 | Active | |
| City Digital Technology Limited Secretary • Unreported | 9 Oct 1998←21 Years→10 Oct 2019 | Active | |
