| COMBO LIMITED | Private company limited by shares | Dissolved |
| COMBO COMPANY LIMITED | Private company limited by shares | Dissolved |
| BB COMBO LIMITED | Private company limited by shares | Dissolved |
| Combo Sun Limited | Private company limited by shares | Live |
| Your Combo-Board Company Limited | Private company limited by shares | Live |
| ComboCare Company Limited | | Live |
| Comboda Far East Limited | | Live |
| ComboETech Limited | Private company limited by shares | Dissolved |
| COMBO-IC (HK) CO., LIMITED | Private company limited by shares | Live |
| Combokid Limited | | Live |
| COMBOMAX LIMITED | Private company limited by shares | Dissolved |
| COMBOND LIMITED | Private company limited by shares | Live |
| COMBO-ORIENTSTAR SATELLITE TV LIMITED | Private company limited by shares | Live |
| Combos Innovation Limited | Private company limited by shares | Live |
| COMBOTRONIC LIMITED | Private company limited by shares | Live |
| Comboxx Limited | Private company limited by shares | Live |