| Company | Timeline | Status | |
| Yanchang Limited Secretary • Engineer | 6 Aug 2004←1 Month→15 Sep 2004 | Active | |
| Siromer Limited Secretary • Unreported | 26 Aug 2003←1 Year→15 Sep 2004 | Active | |
| Broughton Lodge (Dalton-In-Furness) Management Company Limited Director • Software Engineer | 31 Oct 1992←1 Year 12 Months→29 Oct 1994 | Active | |
| Siromer Limited Director • Electronic Director | 23 May 1991←12 Years→26 Aug 2003 | Active | |
| Lee For Service Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
