| SINO UNITED MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNIC COMPUTER LIMITED | Private company limited by shares | Dissolved |
| SINOPRESS LIMITED | Private company limited by shares | Dissolved |
| SINOMAST LIMITED | Private company limited by shares | Dissolved |
| SINO UNITED TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO BUSINESS LIMITED | Private company limited by shares | Live |
| SINO FIELD COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-INN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINTAO FILM DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CENTRE SHIPPING LIMITED | Private company limited by shares | Dissolved |
| TIN TAK SING KAU TAT TAK TAO TONG LIMITED | Company limited by guarantee | Live |
| SINO STYLE DESIGN LIMITED | Private company limited by shares | Dissolved |
| SINOTANI ASIA LIMITED | Private company limited by shares | Dissolved |
| SING HING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERE AIR-CONDITIONING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO TRIPOT GARMENT LIMITED | Private company limited by shares | Dissolved |
| CHEONG SING COMPANY LIMITED | Private company limited by shares | Live |
| GREAT SINO GARMENT LIMITED | Private company limited by shares | Dissolved |
| HIP SING POLYFOAM COMPANY LIMITED | Private company limited by shares | Live |
| SINIS LIMITED | Private company limited by shares | Dissolved |
| SINOTRADE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINOSTAR ELECTRONIC LIMITED | Private company limited by shares | Live |
| SINOLINK UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| SING KWONG JEWELLERY & GOLD COMPANY, (CHINA) LIMITED | Private company limited by shares | Live |
| SINOLECTRIC LIMITED | Private company limited by shares | Dissolved |
| FORTUNE SINO COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAH SING EXPRESS LIMITED | Private company limited by shares | Dissolved |
| SINO GLOBAL LIMITED | Private company limited by shares | Live |
| SINO RICH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| LEE SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO REGENT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO HONOUR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| YAU SING INTERNATIONAL PRINTING COMPANY LIMITED | Private company limited by shares | Live |
| SINCOLIT LIMITED | Private company limited by shares | Dissolved |
| CHUAN SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Sino Link SCS (Asia) Limited | Private company limited by shares | Live |
| SINO CHOICE LIMITED | Private company limited by shares | Dissolved |
| KO SING ENGINEERING LIMITED | Private company limited by shares | Live |
| HOPE SING LIMITED | Private company limited by shares | Dissolved |
| SINO-OCEAN LAND PROPERTY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| SINO DUTCH TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO DUTCH ENTERPRISES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINORING LIMITED | Private company limited by shares | Dissolved |
| SINCERE FURNISHING LIMITED | Private company limited by shares | Dissolved |
| SINOWIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO SIGHT LIMITED | Private company limited by shares | Dissolved |
| SINO GREEN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO GREEN CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO GREEN LIMITED | Private company limited by shares | Dissolved |
| SINFUM TRADING LIMITED | Private company limited by shares | Dissolved |
| SINFUM DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| YUE SING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINTEX ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINOGOOD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO CITY LIMITED | Private company limited by shares | Dissolved |
| SINO-GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO YEAR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOFORD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINORE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CHARTER LIMITED | Private company limited by shares | Dissolved |
| SINO EXCEL LIMITED | Private company limited by shares | Dissolved |
| WELL SINCE LIMITED | Private company limited by shares | Dissolved |
| SINOFOUND LIMITED | Private company limited by shares | Dissolved |
| SINO FAME INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WAH SING METAL PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SINO BRIDGE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO BRIDGE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO CONCERN LIMITED | Private company limited by shares | Dissolved |
| SINO COURSE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| LONG SINCERE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO PORT INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| TIM SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KONG SING PAINTING FACTORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWAN SING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SING TAI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINO CENTURY LIMITED | Private company limited by shares | Live |
| SINO-PACIFIC ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO-PACIFIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING TAT INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINCERE BELT LIMITED | Private company limited by shares | Dissolved |
| SINOWOOD LIMITED | Private company limited by shares | Live |
| SINO-PACIFIC INVESTMENT LIMITED | Private company limited by shares | Live |
| WING SING LIMITED | Private company limited by shares | Dissolved |
| SINCERE STEP INVESTMENT LIMITED | Private company limited by shares | Live |
| SINCERE POOL LIMITED | Private company limited by shares | Dissolved |
| SINOART LIMITED | Private company limited by shares | Dissolved |
| JING SING NATIONAL MACHINERY CO. LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING GARMENT INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| SINOPLUS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINOPLUS TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO SUPREME TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO ASIA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO SUPREME COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO SUPREME INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO ASIA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO ASIA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINOPLUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING WAN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINOTEX TRADING LIMITED | Private company limited by shares | Dissolved |