| Company | Timeline | Status | |
| PSR Plastics Limited Secretary • Office Administrator | 4 Aug 1998←27 Years→Current | Active | |
| PSR Plastics Limited Director • Office Administrator | 4 Aug 1998←27 Years→Current | Active | |
| P S R Industrial Limited Director • Company Secretary | 21 Nov 1991←33 Years→Current | Active | |
| P S R Industrial Limited Secretary • Unreported | 21 Nov 1991←33 Years→Current | Active | |
