| TECH SINO LIMITED | Private company limited by shares | Live |
| SINO TECH PACIFIC ASIA LIMITED | | Live |
| TECH SINO CHINA LIMITED | Private company limited by shares | Dissolved |
| SINO TECH (CHINA) LIMITED | Private company limited by shares | Live |
| SINO TECH ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO TECH GARMENT LIMITED | Private company limited by shares | Dissolved |
| H & H SINO TECH GROUP LIMITED | Private company limited by shares | Live |
| SINO TECH INTERNATIONAL GROUP LIMITED | | Live |
| SINO TECH (CHINA) SMART TECHNOLOGY HOLDING LIMITED | Private company limited by shares | Live |
| SINO TECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO OA TECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO TECH INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO TECH INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Sino Alpha Logistic Tech Limited | Private company limited by shares | Live |
| Sino Morgan Logistic Tech Limited | Private company limited by shares | Live |
| SINO LONGTEAM TECH BUSINESS LIMITED | Private company limited by shares | Live |
| SINO TECH MACHINERY (HK) LIMITED | Private company limited by shares | Live |
| SINO TECH MEDIA LIMITED | Private company limited by shares | Live |
| SINO TECH PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO TECH SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SINO SOURCES TECH LIMITED | Private company limited by shares | Live |
| SINO TECH SUCCESS LIMITED | Private company limited by shares | Dissolved |
| SINO KANGMEI TECHFAST CO., LIMITED | Private company limited by shares | Live |
| Sino Techfibre (HK) Limited | Private company limited by shares | Live |
| SINO TECHFULL COMPANY LIMITED | Private company limited by shares | Live |
| SINO TECHNIC LIMITED | Private company limited by shares | Live |
| SINO WAY TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Sino Advanced Micro Technologies Limited | Private company limited by shares | Live |
| SINO CENTURY TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| SINO CROWN TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO EAST TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO FIRST TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO GLOBAL TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO LINK GLOBAL TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SINO GLORY TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Sino Green Technologies Limited | Private company limited by shares | Live |
| SINO HARVEST TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SINO TECHNOLOGIES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| LINK SINO TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Sino Material Technologies Limited | Private company limited by shares | Live |
| SINO PHARMACEUTICAL TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Solar Sino Technologies Limited | Private company limited by shares | Live |
| SINO SOURCE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Sino Systems Technologies Limited | Private company limited by shares | Live |
| SINO TOPLEADER TECHNOLOGIES COMPANY LIMITED | Private company limited by shares | Live |
| SINO WINGS TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SINO WINNER TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO WORLD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TOP SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| MAX SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| NEW SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO MAX TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO JOY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sino Technology (R & D) Limited | Private company limited by shares | Dissolved |
| SINO FLY TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SINO SUN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO FU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TOP SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| ACE SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Sino Top Technology Company Limited | Private company limited by shares | Live |
| SINO PRO TECHNOLOGY LIMITED | | Live |
| ABLE SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO ADVANCED TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO AGRICULTURE TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| AMPLE SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO ASIA BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO AVIATION AND TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SINO BAODIAN TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEST SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO BRIDGE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO BRITISH TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO BROTHERS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SINO CARBON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO CENTURY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO CENTURY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO CENTURY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CENTURY SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO CHAMPION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO CHIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Sino Technology (China) Limited | Private company limited by shares | Live |
| SINO CITY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| NEW SINO TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Sino Technology Co., Limited | | Live |
| SINO DIGITAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SINO SKY TECHNOLOGY GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGY (INTERNATIONAL) CO., LIMITED | Private company limited by shares | Dissolved |
| Sino Times Technology Co., Limited | Private company limited by shares | Live |
| Sino Wellness & Technology Co., Limited | Private company limited by shares | Live |
| SINO COMMUNICATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO PHONE COMMUNICATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Sino Technology Holding Consultancy Limited | Private company limited by shares | Live |
| HK Sino Technology Corp Limited | Private company limited by shares | Live |
| SINO TECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |