| Company | Timeline | Status | |
| Rootdown Limited Secretary • Journalist | 1 Jul 2004←21 Years→Current | Active | |
| Rootdown Limited Director • Journalist | 19 Jun 2002←1 Year 9 Months→1 Apr 2004 | Active | |
| Beancurd Limited Director • Journalist | 23 May 2002←1 Year 4 Months→10 Oct 2003 | Liquidation | |
