| Company | Timeline | Status | |
| Circuit Engineering Marketing Company Limited Secretary • Unreported | 31 Dec 1991←14 Years→28 Nov 2006 | Active | |
Cemco Limited Secretary • Unreported | 31 Dec 1990←15 Years→28 Nov 2006 | Dissolved | |
| Circuit Engineering(N.D.R.)Limited Secretary • Unreported | 31 Dec 1990←15 Years→28 Nov 2006 | Active | |
