| Company | Timeline | Status | |
| Transtecno Power Transmission Ltd Director • Company Secretary | 19 Jun 2000←25 Years→Current | Active | |
| STM Power Transmission Ltd Director • Company Secretary | 22 Jan 1992←34 Years→Current | Active | |
| STM Power Transmission Ltd Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
