| Company | Timeline | Status | |
| Castleview Enterprises Limited Secretary • Company Secretary  | 31 Jan 2008←5 Years→4 Feb 2013  | Active  | |
| Swan Mill Paper Company Limited Secretary • Unreported  | 26 Dec 1990←22 Years→4 Feb 2013  | Active  | |
| Swan Mill (Holdings) Limited Secretary • Unreported  | 26 Dec 1990←22 Years→4 Feb 2013  | Active  | |
