| Company | Timeline | Status | |
Oxford Diesels Limited Secretary • Unreported  | 24 Jul 1991←26 Years→6 Feb 2018  | Dissolved  | |
| Electric Engineering Co. Ltd Secretary • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
| Electric Engineering Co. Ltd Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
