| Company | Timeline | Status | |
| Electric Bicycle Company Limited Director • Director | 26 Feb 2010←2 Years→29 Feb 2012 | Active | |
| Ying Trading Limited Director • Director | 23 May 2002←23 Years→Current | Active | |
Hot Dragon Burner Limited Director • Director | 23 Jun 2000←4 Years→1 Sep 2004 | Dissolved | |
Hot Dragon Burner Limited Secretary • Unreported | 23 Jun 2000←2 Years→10 Jul 2002 | Dissolved | |
