| Company | Timeline | Status | |
| J.S.D. Rail Holdings Limited Director • Director | 25 Apr 2023←2 Years 7 Months→Current | Active | |
| J.S.D. Rail Limited Director • Director | 29 Mar 2019←6 Years→Current | Active | |
| JSD Research & Development Limited Director • Qhse Director | 29 Mar 2019←6 Years→Current | Active | |
