| SUN HEI RACING TEAM LIMITED | Private company limited by shares | Dissolved |
| M RACING TEAM LIMITED | Company limited by guarantee | Live |
| Racing Team Limited | Private company limited by shares | Live |
| Mammoth Racing Technology Limited | Private company limited by shares | Live |
| REVOZPORT RACING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| RACING TEAM TRANSPORT LIMITED | Private company limited by shares | Live |
| STAR TREK RACING TEAM LIMITED | Private company limited by shares | Live |
| Vamos Racing Limited | | Live |
| RACINGART PRODUCTION LIMITED | Private company limited by shares | Live |
| RACINGBIZ.COM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| RACINGFORCE LIMITED | Private company limited by shares | Live |
| RACING-MART (HOLDING) LIMITED | Private company limited by shares | Dissolved |
| RACINGMOVE LIMITED | Private company limited by shares | Dissolved |
| RACING-PORT.COM LIMITED | Private company limited by shares | Dissolved |
| Racingstar Limited | Private company limited by shares | Live |
| RACINGTHEPLANET LIMITED | Private company limited by shares | Live |
| RACINGWEEK PUBLICATIONS LIMITED | Private company limited by shares | Dissolved |
| Racinne Beauty Limited | Private company limited by shares | Live |
| HK RACIOUS INVESTMENT LIMITED | Private company limited by shares | Live |