| Company | Timeline | Status | |
| Fast Black 2020 Ltd Director • Director  | 16 Mar 2020←2 Years 4 Months→2 Aug 2022  | Dissolved  | |
| Fast Black Limited Director • Director  | 9 Nov 2018←6 Years→Current  | Active  | |
| Blackonline Services Ltd Director • Director  | 6 Jun 2016←4 Years→3 Mar 2021  | Dissolved  | |
J Cheng Services Ltd Director • Director  | 28 Aug 2012←4 Years→30 Mar 2017  | Dissolved  | |
