| SINOBAY LIMITED | Private company limited by shares | Dissolved |
| SINO SMART ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GRAND SINO ASSETS LIMITED | Private company limited by shares | Dissolved |
| LONG SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO BEST LIMITED | Private company limited by shares | Dissolved |
| SINO CORPORATE MEDIA LIMITED | Private company limited by shares | Dissolved |
| LUCKY SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOSOFT SOLUTIONS (HK) LIMITED | Private company limited by shares | Dissolved |
| FORTUNE SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO CENTRAL LIMITED | Private company limited by shares | Dissolved |
| SINCERE SKY ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SING LUN (H.K.) SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| SINOSTAR INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO FAR INVESTMENT LIMITED | Private company limited by shares | Live |
| TOP SING TRADING LIMITED | Private company limited by shares | Dissolved |
| WING SING CASSETTE LIMITED | Private company limited by shares | Dissolved |
| SINO SUN LIMITED | Private company limited by shares | Dissolved |
| YIP SING (U.S.A.) LIMITED | Private company limited by shares | Dissolved |
| GOLD SINO INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SING YAN COMPANY LIMITED | Private company limited by shares | Live |
| WAH SING CONSTRUCTION (HK) COMPANY LIMITED | Private company limited by shares | Live |
| TIN TAK SING KAU CHI YAT CHING SHEK COMPANY LIMITED | Company limited by guarantee | Live |
| TAK SING ENGINEERING CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO KEY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ELITE SINO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SHEEN SINO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| NEW SINO LIMITED | Private company limited by shares | Dissolved |
| SINOVA LIMITED | Private company limited by shares | Dissolved |
| SINCERE CHINA LIMITED | Private company limited by shares | Dissolved |
| SINOSOFT SOLUTIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| RICH SINCERE LIMITED | Private company limited by shares | Dissolved |
| SINO DYNASTY ENTERPRISES LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Aug-2011 |
| PAO SING INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOGATE ASIA LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Aug-2011 |
| SINO SUPREME LIMITED | Private company limited by shares | Live Commenced dormancy on 14-Sep-2005 |
| SINO THERMO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERE RICH TRADING LIMITED | Private company limited by shares | Dissolved |
| SINCERE FOCUS LIMITED | Private company limited by shares | Live |
| SINO BASE TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO COSMOS LIMITED | Private company limited by shares | Dissolved |
| SINCERE RICH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINCERE RICH TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO OCEAN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| PO SING GROUP LIMITED | Private company limited by shares | Live |
| SINOTON ASIA LIMITED | Private company limited by shares | Dissolved |
| SINO-HK TRAVELLER'S JOURNAL LIMITED | Private company limited by shares | Dissolved |
| SINO STAR MEDICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING HOME (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO CONTINENTIAL LIMITED | Private company limited by shares | Live |
| SINO ARCADE LIMITED | Private company limited by shares | Dissolved |
| SINO MALL LIMITED | Private company limited by shares | Dissolved |
| SINO PROMINENT LIMITED | Private company limited by shares | Dissolved |
| SINO TRINITY LIMITED | Private company limited by shares | Live |
| SINO ESSENCE LIMITED | Private company limited by shares | Live |
| SINODAN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINOCOM LIMITED | Private company limited by shares | Dissolved |
| SINO MUTUAL LIMITED | Private company limited by shares | Dissolved |
| SINO COMMENCE LIMITED | Private company limited by shares | Dissolved |
| SINO CONCOURSE LIMITED | Private company limited by shares | Dissolved |
| SINCERE RICH ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO MIND INNOVATION LIMITED | Private company limited by shares | Dissolved |
| SING PO INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO-HK TRADING LIMITED | Private company limited by shares | Dissolved |
| WELL SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO AIM LIMITED | Private company limited by shares | Dissolved |
| GRACE SINCERE LIMITED | Private company limited by shares | Live |
| SINOJET SHIPPING LIMITED | Private company limited by shares | Live |
| SINO ACT ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UBM Sinoexpo Limited | Private company limited by shares | Live |
| CHUNG SING PULP MOULDING PACKING LIMITED | Private company limited by shares | Dissolved |
| SINO GOLD INTERNATIONAL ADVERTISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| YAT SING INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA SINCERE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| ALL WIN SING TRAVEL LIMITED | Private company limited by shares | Dissolved |
| NEW SINO HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINO CAPITAL STRATEGIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| FUK SING ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG WAH SING HONG COMPANY LIMITED | Private company limited by shares | Live |
| SING FAI AIR-CONDITION ENGINEERING LIMITED | Private company limited by shares | Live |
| WAH SING GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| SINCERE WAY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO CHAIN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO DUKE LIMITED | Private company limited by shares | Dissolved |
| SINO CHAIN ASIA LIMITED | Private company limited by shares | Dissolved |
| SINO CASTLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO WISDOM LIMITED | Private company limited by shares | Dissolved |
| SINCERE REGENT LIMITED | Private company limited by shares | Dissolved |
| CHI SING LIMITED | Private company limited by shares | Dissolved |
| SINO CHANCE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WAH SING PROPERTY AGENCY LIMITED | Private company limited by shares | Dissolved |
| SINO GAIN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO GENESIS INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO SUPREME INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO JOINT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO MERIT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SING MING (H.K.) TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KOON SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HANG SING IMPORT & EXPORT CO. LIMITED | Private company limited by shares | Dissolved |
| SINO ULTRA LIMITED | Private company limited by shares | Dissolved |
| SINOLONG (CHINA) LIMITED | Private company limited by shares | Dissolved |