| SecuArt Limited | | Live |
| SecuBase Limited | Private company limited by shares | Live |
| Secuco Technology Co., Limited | Private company limited by shares | Live |
| Secueon Technology Limited | Private company limited by shares | Live |
| SECUEX TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| ISS Adams Secuforce Limited | Private company limited by shares | Live |
| ADAMS SECUFORCE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CHI KO SECUFORCE (HK) LIMITED | Private company limited by shares | Dissolved |
| SecuFuture Limited | Private company limited by shares | Live |
| SECUGEN ASIA, LIMITED | Private company limited by shares | Dissolved |
| SECUGIS (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| SECUGREEN (ASIA) CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SECUGUARDER LIMITED | Private company limited by shares | Live |
| SECULAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| SECULAR COMPANY LIMITED | Private company limited by shares | Live |
| SECULAR TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SecularZen Company Limited | Private company limited by shares | Dissolved |
| SECULINK TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Seculink Technology (HK) Limited | Private company limited by shares | Live |
| SecuLumi Limited | Private company limited by shares | Live |
| SecuNet Limited | Private company limited by shares | Live |
| SECUNEX TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Secuority Technology Co., Limited | Private company limited by shares | Live |
| SECURA INTERNATIONAL PTE LIMITED | Private company limited by shares | Live |
| SECURA MONDE LIMITED | Private company limited by shares | Live |
| SECURA TECHNOLOGIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SECURAIR LIMITED | Private company limited by shares | Dissolved |
| Securamark Limited | Private company limited by shares | Live |
| Securambo Limited | | Live |
| SECUR'ASIA LIMITED | Private company limited by shares | Live |
| Securat Limited | | Live |
| SECURDENTA LIMITED | Private company limited by shares | Live |
| U S SECURE COMPANY LIMITED | Private company limited by shares | Live |
| SECURE LIMITED | Private company limited by shares | Dissolved |
| VR SECURE LIMITED | Private company limited by shares | Dissolved |
| LAN SECURE LIMITED | Private company limited by shares | Dissolved |
| V SECURE LIMITED | Private company limited by shares | Live |
| Secure Net Limited | Private company limited by shares | Live |
| SECURE LIMITED | Private company limited by shares | Live |
| SKY SECURE LIMITED | | Live |
| SECURE SUN LIMITED | | Live |
| SECURE ADVANCEMENT LIMITED | | Live |
| Ashna secure Limited | Private company limited by shares | Live |
| SECURE ASIA LIMITED | Private company limited by shares | Live |
| Secure Billing Limited | | Live |
| SECURE WIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SECURE FREIGHT SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| SECURE GAIN LIMITED | Private company limited by shares | Live |
| SECURE GRACE LIMITED | | Live |
| SECURE HAPPY LIMITED | Private company limited by shares | Dissolved |
| GCC SECURE HOLDING LIMITED | Private company limited by shares | Live |
| Innovation Secure Limited | Private company limited by shares | Live |
| SECURE WIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SECURE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KEEP SECURE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SECURE MINDS ASIA LIMITED | Private company limited by shares | Live |
| SECURE PAYMENT LIMITED | Private company limited by shares | Live |
| SECURE SOLUTIONS LIMITED | Private company limited by shares | Live |
| SECURE IT SOLUTIONS LIMITED | Private company limited by shares | Live |
| SECURE SUCCESS LIMITED | Private company limited by shares | Dissolved |
| I SECURE SYSTEM LIMITED | Private company limited by shares | Dissolved |
| SECURE VENTURE LIMITED | | Live |
| SECURE VENTURE INVESTMENTS LIMITED | Private company limited by shares | Live |
| SECURE-A-PHONE (HK) LIMITED | Private company limited by shares | Dissolved |
| Secure-a-Phone International Limited | Private company limited by shares | Dissolved |
| SECUREBIZ (HOLDING) CO., LIMITED | Private company limited by shares | Dissolved |
| SecureBytes Network Limited | Private company limited by shares | Live |
| Secure.CC Limited | Private company limited by shares | Live |
| SECURE-COM LIMITED | Private company limited by shares | Dissolved |
| Securecomm Limited | Private company limited by shares | Live |
| South China Secured Lending Limited | Private company limited by shares | Live |
| Secured Hub Consultancy Limited | Private company limited by shares | Live |
| Secured Capital Group Company Limited | Private company limited by shares | Dissolved |
| Industrial IoT Secured Blockchain Limited | Private company limited by shares | Live |
| Eastdil Secured Hong Kong Limited | Private company limited by shares | Live |
| Smart Secured Automated Payment Solutions Limited | Private company limited by shares | Live |
| SECURED TRADING LIMITED | Private company limited by shares | Dissolved |
| WELL SECURED LIMITED | Private company limited by shares | Live |
| SECUREDATA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SECUREENGINE TECHNOLOGIES CO. LIMITED | Private company limited by shares | Dissolved |
| SECUREFORCE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SECUREFUND LIMITED | Private company limited by shares | Dissolved |
| SECUREINVEST CO., LIMITED | Private company limited by shares | Live |
| SecureLC Limited | Private company limited by shares | Live |
| SECUREMART LIMITED | Private company limited by shares | Live |
| SECUREMED LIMITED | Private company limited by shares | Live |
| SECUREMEN ASIA LIMITED | Private company limited by shares | Live |
| SecureNet-Technology Limited | Private company limited by shares | Live |
| SecureNetworX Limited | Private company limited by shares | Live |
| SecureOne System Company Limited | Private company limited by shares | Live |
| SecurePlugs Limited | Private company limited by shares | Live |
| SecurePlus Limited | Private company limited by shares | Live |
| SECURESAFET TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SecureSage Consultancy Limited | | Live |
| SECURESIGN TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Securesoft (Hong Kong) Company Limited | Private company limited by shares | Live |
| L & A SECURE-SYSTEM LIMITED | Private company limited by shares | Dissolved |
| SECUR-ET LIMITED | Private company limited by shares | Live |
| SECURETEC (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SECURE-TECH LIMITED | Private company limited by shares | Dissolved |