| Company | Timeline | Status | |
| College Sewing Machine Parts Limited Director • Secretary | 11 Dec 1991←33 Years→Current | Active | |
| College Sewing Machine Parts Limited Secretary • Unreported | 11 Dec 1991←33 Years→Current | Active | |
| College Sewing Machine Parts Limited Director • Secretary | 1 Jan 1970←55 Years→1 Oct 2025 | Active | |
| College Sewing Machine Parts Limited Secretary • Unreported | 1 Jan 1970←55 Years→1 Oct 2025 | Active | |
