| Company | Timeline | Status | |
| Qing Cables Limited Director • Managing Director | 11 Aug 1991←20 Years→16 Dec 2011 | Active | |
| Aerials Cable Equipment Distributors Limited Director • Company Director | 31 Dec 1990←24 Years→1 May 2015 | Active | |
| Aerials Cable Equipment Distributors Limited Secretary • Unreported | 31 Dec 1990←24 Years→1 May 2015 | Active | |
