| WIN ROCKET LIMITED | Private company limited by shares | Dissolved |
| ROCKET LIMITED | Private company limited by shares | Live |
| SKY ROCKET LIMITED | Private company limited by shares | Dissolved |
| SKY ROCKET LIMITED | Private company limited by shares | Live |
| RED ROCKET 321 LIMITED | Private company limited by shares | Live |
| ROCKET JOY LIMITED | Private company limited by shares | Live |
| Rocket BC Limited | Private company limited by shares | Live |
| Red Rocket Limited | Private company limited by shares | Live |
| Rocket Digital Limited | Private company limited by shares | Live |
| ROCKET ENTERPRISES LIMITED | | Live |
| Rocket Entertainment Company Limited | | Live |
| RICH ROCKET LIMITED | Private company limited by shares | Dissolved |
| Rocket Trade Limited | Private company limited by shares | Live |
| YELLOW ROCKET COMPANY LIMITED | Private company limited by shares | Live |
| Rocketar Group Limited | | Live |
| ROCKETAR INTERNATIONAL LIMITED | Private company limited by shares | Live |
| RocketBeach Limited | Private company limited by shares | Live |
| ROCKETBOTS LIMITED | Private company limited by shares | Live |
| ROCKETBOX (HONG KONG) LIMITED | Private company limited by shares | Live |
| RocketClub Limited | Private company limited by shares | Live |
| HK ROCKETECH OPTOELECTRONIC LIMITED | Private company limited by shares | Live |
| ROCKETFAST LIMITED | Private company limited by shares | Dissolved |
| Rocket(hk)Technology Limited | Private company limited by shares | Live |
| Rocketmaker Digital Limited | | Live |
| RocketMan Entertainment Limited | | Live |
| Rockets Capital Limited | | Live |
| Rocketsign Technology HongKong Limited | Private company limited by shares | Live |
| RocketSpace Hong Kong, Limited | Private company limited by shares | Live |
| Rocketstar Company Limited | Private company limited by shares | Live |
| ROCKETVIRAL Limited | Private company limited by shares | Live |