| SINO HARMONY GROUP LIMITED | Private company limited by shares | Live |
| SINO FUTURE LIMITED | Private company limited by shares | Live |
| GLORY SIGHT LIMITED | Private company limited by shares | Dissolved |
| SINO MATCH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO ACE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SKY SINCERE TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO VICTORY SOURCING AND DISTRIBUTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| YIP SING TRADING (H.K.) LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOSKY FINANCE LIMITED | Private company limited by shares | Live |
| SINO ASIA INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| NINGBO SIMLUX ENTERPRISES CO., LIMITED | Private company limited by shares | Live |
| SINOPAC CONCEPT LIMITED | Private company limited by shares | Dissolved |
| SINBOLO GROUP LIMITED | Private company limited by shares | Live |
| SILVER HONEST LIMITED | Private company limited by shares | Dissolved |
| SINO STAR ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| SINO INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINOTEX INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| SIYUAN INT'L INVESTMENT GROUP (HK) LIMITED | Private company limited by shares | Live |
| SINO ASIA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINCERE CROWN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SIENNA HOLDINGS LIMITED | Private company limited by shares | Live |
| RAW SIENNA DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SICHUAN AIR SERVICES LIMITED | Private company limited by shares | Dissolved |
| BRIGHT SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| FIRST SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOPAC INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SINAPSIA LIMITED | Private company limited by shares | Dissolved |
| SINO FRANCE (HK) LIMITED | Private company limited by shares | Live |
| SINO FRANCE LIMITED | Private company limited by shares | Live |
| SUPPLY MADE SIMPLE LIMITED | Private company limited by shares | Dissolved |
| Simplicity International Limited | Private company limited by shares | Dissolved |
| CONCEPT SINO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINO STAR DIAMOND LIMITED | Private company limited by shares | Live |
| SINOLIGHT GROUP HK LIMITED | Private company limited by shares | Live |
| SINCERE ARTS AND CRAFTS CO., LIMITED | Private company limited by shares | Dissolved |
| GERMANY SIEMENS (ASIA) ELECTRIC LIMITED | Private company limited by shares | Dissolved |
| SICON INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SITC SHIPBROKER COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINA LIMITED | Private company limited by shares | Dissolved |
| SINO RESOURCES INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Live |
| SIFT COMPANY LIMITED | Private company limited by shares | Live |
| SINO HK INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| GLOBAL SILICON LIMITED | Private company limited by shares | Live |
| SINO METAL (INTERNATIONAL) INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILVER ABILITY LIMITED | Private company limited by shares | Live |
| SINO MARINE AND TRADING LIMITED | Private company limited by shares | Live |
| SILVER SUPERB LIMITED | Private company limited by shares | Dissolved |
| SINO PROFESSIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO WORLD INC. LIMITED | Private company limited by shares | Dissolved |
| SINO WIN (ASIA) LIMITED | Private company limited by shares | Dissolved |
| HOI SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG SING YI INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINCO BEST (INTERNATIONAL) HONG KONG LIMITED | Private company limited by shares | Dissolved |
| TOR SING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WING SING SHIPYARD LIMITED | Private company limited by shares | Dissolved |
| HANG SING INVESTMENT LIMITED | Private company limited by shares | Live |
| CANADIAN EXHIBITIONS GROUP SINCE-1975 LIMITED | Private company limited by shares | Dissolved |
| SIROCCO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL UNITED PETROLEUM GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILICON DEVELOPMENT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Sigue Global Services (Hong Kong) Limited | Private company limited by shares | Live |
| SINOWIN ASIA GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO UNIQUE LIMITED | Private company limited by shares | Dissolved |
| SINO SOURCE (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SINO BRITISH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SING FAT LEE TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| SING FAI Ti-I LIMITED | Private company limited by shares | Live |
| SINO WEALTH TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO RELIANCE LIMITED | Private company limited by shares | Dissolved |
| SINOFINE LIMITED | Private company limited by shares | Dissolved |
| GRAND SILVER LIMITED | Private company limited by shares | Live |
| SINO FIRST INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO ASIA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINOLINK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CENTURY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO TRADE CORPORATION LIMITED | Private company limited by shares | Live |
| SICORE LIMITED | Private company limited by shares | Dissolved |
| SINOMAN LIMITED | Private company limited by shares | Dissolved |
| SINO WEALTHY ENGINEERING LIMITED | Private company limited by shares | Live |
| HOU SING PROPERTY AGENCY LIMITED | Private company limited by shares | Dissolved |
| SINOGATE CORPORATION LIMITED | Private company limited by shares | Live |
| SINO WEALTH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| NINGBO SIXIN INT'L TRADE CO., LIMITED | Private company limited by shares | Live |
| SINO MAX TRADING LIMITED | Private company limited by shares | Live |
| Sinoverse Asia Limited | Private company limited by shares | Live |
| HANG SING SHOE MATERIAL ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK SIRUO CHEMISTRY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SING YAT TRADING LIMITED | Private company limited by shares | Dissolved |
| SINCO TRADE LIMITED | Private company limited by shares | Dissolved |
| SINO-GERMAN MULTI MEDIA DESIGN LIMITED | Private company limited by shares | Live |
| SINO DRAGON CONSTRUCTION LIMITED | Private company limited by shares | Live |
| R&L ORIENT SINCERE COMPANY LIMITED | Private company limited by shares | Live |
| SILVERLINING INTERNATIONAL INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| SINO JOINT-STOCK ASSETS MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| P. SIMON ACCESSORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOBAL HONGKONG LIMITED | Private company limited by shares | Dissolved |
| SILICONTEK SYSTEM LIMITED | Private company limited by shares | Live |
| SIMPLEX LIMITED | Private company limited by shares | Dissolved |
| SINO SUPER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |