| SINO-GERMAN COUNTERTRADE LIMITED | Private company limited by shares | Live |
| SIGNAL ENTERPRISES (AUSTRALIA) LIMITED | Private company limited by shares | Dissolved |
| KAI SING LIMITED | Private company limited by shares | Dissolved |
| SINO JAPANESE INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOWIDE (FAR EAST) TRADING LIMITED | Private company limited by shares | Dissolved |
| SINMEX LIMITED | Private company limited by shares | Live |
| SINOLINK INTERNATIONAL PUBLIC RELATIONS COMPANY LIMITED | Private company limited by shares | Live |
| SINOWAY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL SCHOOL LIMITED | Private company limited by shares | Dissolved |
| MASTER SINO LIMITED | Private company limited by shares | Live |
| CHINA SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GLORY SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SILVER JOY LIMITED | Private company limited by shares | Dissolved |
| CHINA SINO TRADING LIMITED | Private company limited by shares | Live |
| WAH SING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| FAI SING HONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIERRA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOBLESS LIMITED | Private company limited by shares | Dissolved |
| SINO UNITED INTERNATIONAL PETROLEUM LIMITED | Private company limited by shares | Live |
| SIZHAO INTERNATIONAL HOLDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO HOPE (H.K.) LIMITED | Private company limited by shares | Live |
| SINOGEM LIMITED | Private company limited by shares | Dissolved |
| SINCERE FUN LIMITED | Private company limited by shares | Dissolved |
| SINCERE PLACE LIMITED | Private company limited by shares | Dissolved |
| SINO DYNAMICS LIMITED | Private company limited by shares | Dissolved |
| SINO-GENERATION (HK) LIMITED | Private company limited by shares | Live |
| SINO FIELD CREATION LIMITED | Private company limited by shares | Live |
| SINO NORTH LIMITED | Private company limited by shares | Dissolved |
| SINOLINK INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| CENTRO SINO CONSTRUCTIONS LIMITED | Private company limited by shares | Dissolved |
| SILVERISE INVESTMENTS LIMITED | Private company limited by shares | Live |
| YEE SING FASHION JEWELRY LIMITED | Private company limited by shares | Dissolved |
| HANG SING SHIPPING CARGO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIMPLY THE BEST COMPANY LIMITED | Private company limited by shares | Live |
| WAH SING INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SI-SEA INTERNATIONAL ENTERPRISES DEVELOPMENT LIMITED | Private company limited by shares | Live |
| LOK SING L.P. GAS LIMITED | Private company limited by shares | Live |
| HANG SILK FASHION LIMITED | Private company limited by shares | Dissolved |
| CHAP SING METALWARE LIMITED | Private company limited by shares | Live |
| SINOTUNGSTEN LIMITED | Private company limited by shares | Live |
| SINO RANK TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO POWER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ASIA SINO LIMITED | Private company limited by shares | Dissolved |
| SITOL LIMITED | Private company limited by shares | Dissolved |
| SINOSUN FINANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING FAI ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| YED SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| YU SING KNITTING LIMITED | Private company limited by shares | Live Commenced dormancy on 08-May-2014 |
| SINOLEAGUE LIMITED | Private company limited by shares | Dissolved |
| MARCELLO SILK LIMITED | Private company limited by shares | Dissolved |
| TIN SING ENGINEERING & TRADING LIMITED | Private company limited by shares | Dissolved |
| EVER SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING HING PIECE GOODS LIMITED | Private company limited by shares | Dissolved |
| SINOCLASS LIMITED | Private company limited by shares | Dissolved |
| SINO STRAIGHT LIMITED | Private company limited by shares | Live |
| SUPER SINO INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO FAR EAST TRADING LIMITED | Private company limited by shares | Dissolved |
| SINCERE GAIN LIMITED | Private company limited by shares | Dissolved |
| SIMPLE SYMBOL (CHINA) NONWOVEN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO OVERSEAS LIMITED | Private company limited by shares | Live |
| SINO-BRIGHT DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| EAST SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| EASTERN SINO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TOP SINO TRADING LIMITED | Private company limited by shares | Dissolved |
| SIMBEL HOLDING LIMITED | Private company limited by shares | Live |
| SING TECH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SIMPLE TOYS MFY. LIMITED | Private company limited by shares | Live |
| SIMTEX LIMITED | Private company limited by shares | Dissolved |
| SINO EPOCH TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO FIELD INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO PRODUCTS (HOLDING) INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO UNIT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| NEW SINCERE LIMITED | Private company limited by shares | Dissolved |
| SINOTRANS (HONG KONG) HOLDINGS LIMITED | Private company limited by shares | Live |
| SINGTEX YARN LIMITED | Private company limited by shares | Dissolved |
| SINOAUS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| REGENT SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| REGENT SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO ROAD INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO GRACE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HANG SING ENTERPRISES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| PROMINENT SINO LIMITED | Private company limited by shares | Live |
| SINOSOFT SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| SINO FINE INVESTMENT LIMITED | Private company limited by shares | Live |
| SUN HANG SING MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| FUK SING HONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO LINKAGE LIMITED | Private company limited by shares | Dissolved |
| MISSIONARY SISTERS OF THE IMMACULATE HEART OF MARY LIMITED -THE- | Company limited by guarantee | Live |
| SPLENDID SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SIGMA INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASTER SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CHONG SING CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINO PACIFIC TRADING LIMITED | Private company limited by shares | Dissolved |
| SING RECORD (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CHUEN SING WORKS CO., LIMITED | Private company limited by shares | Dissolved |
| SINCERE ASIA LIMITED | Private company limited by shares | Dissolved |
| SUN HANG SING FINANCE LIMITED | Private company limited by shares | Dissolved |
| SIGMA SPORTS LIMITED | Private company limited by shares | Dissolved |
| SIMPLE WIN LIMITED | Private company limited by shares | Dissolved |
| SILICON VISION LIMITED | Private company limited by shares | Dissolved |