| HOP SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIMS LIMITED | Private company limited by shares | Dissolved |
| SINO KING (HK) LIMITED | Private company limited by shares | Live |
| SINO WELL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SILVER ASSETS LIMITED | Private company limited by shares | Live |
| SINDEX PUBLIC RELATIONS AND ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| SINOPAC CULTURE AND EDUCATION ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| SINOMED COMPANY LIMITED | Private company limited by shares | Live |
| SINTEC ASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO VAST INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO FORTRESS LIMITED | Private company limited by shares | Dissolved |
| HK AUSTRALIA SINO TRADING LIMITED | Private company limited by shares | Dissolved |
| YIU SING (PREMIUMS) LIMITED | Private company limited by shares | Dissolved |
| SINOPU HK LIMITED | Private company limited by shares | Live |
| SING HO ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| SINO SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| Sinofin Company Limited | Private company limited by shares | Live |
| SIMBETTER CO., LIMITED | Private company limited by shares | Dissolved |
| SILVER DAY LIMITED | Private company limited by shares | Dissolved |
| SILVERALD LIMITED | Private company limited by shares | Live |
| SIGA COMPANY LIMITED | Private company limited by shares | Live |
| SIETEK INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO HK JAPAN BIOCHEM CO., LIMITED | Private company limited by shares | Dissolved |
| SINO REGENT HONG KONG LIMITED | Private company limited by shares | Live |
| HING SING TRADE (H.K.) LIMITED | Private company limited by shares | Live |
| KO SING INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| GIANT SINO INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SING PAO PUBLISHING LIMITED | Private company limited by shares | Live |
| SIYUAN LIMITED | Private company limited by shares | Live |
| SINO CREATION INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO FORTUNE (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SINO FORTUNE INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| WING SING INTERNATIONAL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| KEY SINCERE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO BRITISH ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO-MED INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| RICH SINO CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO FORD ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| DYNASTY SINO LIMITED | Private company limited by shares | Dissolved |
| SINO GIANT INVESTMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 12-Mar-2009 |
| C & S CHUNG SING INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| FRANCE SIQIDIMAN (HONGKONG) CLOTHING & ACCESSORIES CO., LIMITED | Private company limited by shares | Dissolved |
| SINO SMART (H.K.) LIMITED | Private company limited by shares | Dissolved |
| YIP SING TRADING LIMITED | Private company limited by shares | Dissolved |
| SING KAI (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA SINOTONE NETCOM LIMITED | Private company limited by shares | Dissolved |
| TUNG SING PACKING & PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIFEX INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO ART INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO PLANNING LIMITED | Private company limited by shares | Dissolved |
| PAN SINO LIMITED | Private company limited by shares | Dissolved |
| SINO GAIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SILVER SUCCESS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| YAU WO (SINO-HK) TRANSPORTATION CO., LIMITED | Private company limited by shares | Dissolved |
| SIGITAL ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIXTY CHINA LIMITED | Private company limited by shares | Live |
| SINCERE PACIFIC LIMITED | Private company limited by shares | Dissolved |
| SINCERE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINCERE MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINOWAY LIMITED | Private company limited by shares | Dissolved |
| SINO GALAXY LIMITED | Private company limited by shares | Live |
| SINCERE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| SINOSUN LIMITED | Private company limited by shares | Live |
| ITALY SIFIBENO FASHION INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO & HK TRADING (GROUP) LIMITED | Private company limited by shares | Dissolved |
| YUN SING (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO CHAMP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO LEVEL MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINO MARK CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINO WIN INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TAK SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO EXPERT MANAGEMENT LIMITED | Private company limited by shares | Live |
| SICHUAN SILK IMPORT & EXPORT CORPORATION LIMITED | Private company limited by shares | Dissolved |
| LUCKY SINO (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO VANTAGE (CHINA) LIMITED | Private company limited by shares | Live |
| SINO GAINER LIMITED | Private company limited by shares | Dissolved |
| SINO PORTAL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO LINK CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SING FAI INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO WEALTHY TRADING LIMITED | Private company limited by shares | Dissolved |
| WAI SING LIMITED | Private company limited by shares | Dissolved |
| SIXTY SEVENTY CONCEPT LIMITED | Private company limited by shares | Dissolved |
| SINO BASE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SINO TRADE (CHINA) LIMITED | Private company limited by shares | Live |
| SINO SUCCESS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SINO SKY (CHINA) LIMITED | Private company limited by shares | Live |
| SINO POWER (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SINO GREAT (CHINA) LIMITED | Private company limited by shares | Dissolved |
| BRIGHT SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CHEER (LNG) INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO CHEER TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO CHEER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO DISTRIBUPHARM COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIBYL CO. LIMITED | Private company limited by shares | Dissolved |
| NEW SILK ROAD (GROUP) LIMITED | Private company limited by shares | Dissolved |
| SING FUNG TRANSPORTATION LIMITED | Private company limited by shares | Live |
| NINGBO SING KONG ELECTRONIC (HK) LIMITED | Private company limited by shares | Dissolved |
| SINO-US MED SYSTEMS CO., LIMITED | Private company limited by shares | Dissolved |
| SINOLINK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO LINKER INVESTMENT LIMITED | Private company limited by shares | Live |