| Company | Timeline | Status | |
| Mentor Management Group Limited Secretary • Accountant | 27 Jun 1997←17 Years→30 Jun 2014 | Active | |
| Mentor Management Applications Limited Secretary • Accountant | 27 Jun 1997←17 Years→30 Jun 2014 | Active | |
| Hubstar International Limited Secretary • Accountant | 26 Jun 1997←17 Years→30 Jun 2014 | Active | |
