| Company | Timeline | Status | |
| CHH Management Limited Director • Teacher | 16 Jul 2007←2 Years 8 Months→31 Mar 2010 | Active | |
| CHH Management Limited Secretary • Teacher | 16 Jul 2007←2 Years 8 Months→31 Mar 2010 | Active | |
Scorestore Music Limited Director • Music Teacher | 7 Dec 2004←11 Years→29 Mar 2016 | Dissolved | |
