| Company | Timeline | Status | |
| Big Bang Fireworks Limited Director • Pyrotechnist | 27 Oct 2004←13 Years→20 Feb 2018 | Active | |
| Big Bang Fireworks Limited Secretary • Pyrotechnist | 27 Oct 2004←13 Years→20 Feb 2018 | Active | |
| Big Bang (Fireworks) Productions Limited Director • Pyrotechnist | 27 Apr 1998←19 Years→20 Feb 2018 | Active | |
