| SMARTA COMPANY LIMITED | Private company limited by shares | Live |
| SMARTABLE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SMARTABLE INSURANCE BROKERS LIMITED | Private company limited by shares | Live |
| SMARTAC LIMITED | Private company limited by shares | Dissolved |
| SMARTAC LIMITED | Private company limited by shares | Live |
| SMARTAC ASIA LIMITED | Private company limited by shares | Live |
| SMARTAC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Smartac Secretaries Limited | Private company limited by shares | Live |
| SMART-ACHIEVEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SMART-AD HOLIDAYS LIMITED | Private company limited by shares | Live |
| Smartadgames Limited | Private company limited by shares | Live |
| SmartAds Limited | | Live |
| HongKong Smartag Technology Company Limited | Private company limited by shares | Live |
| SMARTAGE LIMITED | Private company limited by shares | Live |
| Smartage Group Limited | | Live |
| SmartAge Intelligence Limited | | Live |
| SMARTAILS LIMITED | Private company limited by shares | Live |
| SMARTAIN LIMITED | Private company limited by shares | Live |
| SMARTAIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTAIR INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SMARTAK LIMITED | Private company limited by shares | Live |
| Smartake Limited | Private company limited by shares | Live |
| Smartal Electroinic Co., Limited | Private company limited by shares | Live |
| SMARTALE LIMITED | Private company limited by shares | Live |
| SMARTALENT LIMITED | Private company limited by shares | Dissolved |
| SMARTALENT CONSULTANTS LIMITED | Private company limited by shares | Live |
| SMARTALENT INVESTMENT (HK) LIMITED | Private company limited by shares | Live |
| SMARTANGEL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SMARTANIMAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SmartApp Development Limited | Private company limited by shares | Live |
| JSM SMARTAPPAREL MANUFACTURERS LIMITED | Private company limited by shares | Dissolved |
| SMARTARGET ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SMARTARTS INC LIMITED | Private company limited by shares | Live |
| Smartass Studio Limited | Private company limited by shares | Live |
| SMARTAX LIMITED | Private company limited by shares | Dissolved |
| SmarTax Limited | Private company limited by shares | Live |