| SINO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO COAST (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO TRUCK AND BUS SALES CO., LIMITED | Private company limited by shares | Live |
| SINO ULTIMATE LIMITED | Private company limited by shares | Live |
| GLORY SINO DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SING SUN TECHNOLOGY (INTERNATIONAL) LIMITED | Private company limited by shares | Live |
| SINOPHYS TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINO IMPORT & EXPORT CO., LIMITED | Private company limited by shares | Live |
| SINO YI HUA INTERNATIONAL INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| TAK SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sino Stride (HK) Limited | Private company limited by shares | Live |
| SINO TRAVEL SERVICE LIMITED | Private company limited by shares | Live |
| SINO BLOOM CORPORATION LIMITED | Private company limited by shares | Live |
| SINO ADVANTAGE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Sinapolis Limited | Private company limited by shares | Live |
| OCEAN SINO PETROLEUM LIMITED | Private company limited by shares | Live |
| SINO MINMETALS CORPORATION CO., LIMITED | Private company limited by shares | Dissolved |
| SINO REALTY (ASIA) LIMITED | Private company limited by shares | Live |
| MAN SING INVESTMENTS & CONSULTANTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sino-Kor Resources Limited | Private company limited by shares | Dissolved |
| SINO WELLS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Sinceritec Architecture (DE) Design Co., Limited | Private company limited by shares | Dissolved |
| GLORY SINO GARMENT LIMITED | Private company limited by shares | Dissolved |
| HONG SING INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO YOUNG LIMITED | Private company limited by shares | Live |
| ASIAN SINO LIMITED | Private company limited by shares | Live |
| SINO GOOD LIMITED | Private company limited by shares | Live |
| SINOIMEX GROUP (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| SINO WORLD MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINO BASE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO EMPEROR LIMITED | Private company limited by shares | Dissolved |
| SINO FOUNTAIN INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SING SING CONSTRUCTION ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO-USA HARMONY HEALTH GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SINICA INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINCEREST MANAGEMENT LIMITED | Private company limited by shares | Live |
| LAI SING (HK) LIMITED | Private company limited by shares | Dissolved |
| SINO-VISTA INTERNATIONAL INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| SINO EMPIRE CHINA LIMITED | Private company limited by shares | Live |
| SINO BEAUTY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO GREAT INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Live |
| HK SINCEE VIVERS STOCK CO., LIMITED | Private company limited by shares | Dissolved |
| SINO PACIFIC SHIPPING LIMITED | Private company limited by shares | Live |
| SINO FIELD TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO-SMART CONSULTANCY LIMITED | Private company limited by shares | Live |
| SINO-HK INTERNATIONAL RESOURCES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO CHAMPION INVESTMENT LIMITED | Private company limited by shares | Live |
| Sino-American Resources Limited | Private company limited by shares | Dissolved |
| PAK SING SHOE MATERIAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO EUROPEAN TRADING LIMITED | Private company limited by shares | Dissolved |
| VICTORY SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SINDOH (HONGKONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-SMART CONTROLS LIMITED | Private company limited by shares | Dissolved |
| PAK SING PROPERTY LIMITED | Private company limited by shares | Dissolved |
| SINOMED GROUP LIMITED | Private company limited by shares | Live |
| SINOR LIMITED | Private company limited by shares | Dissolved |
| SINOTEC TRADING CO., LIMITED | Private company limited by shares | Live |
| SINO-UNIVERSE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO TACT LIMITED | Private company limited by shares | Live |
| SINOTOP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO HOPE INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO GAS GROUP INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO RICH-WEALTH INT'L TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SINOTIME ASSET MANAGEMENT LIMITED | Private company limited by shares | Live |
| WAH SING UNIVERSAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO FAITH INDUSTRY (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| SINOLEAD CHINA LIMITED | Private company limited by shares | Live |
| LUCK SINCERE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CHOICE GLOBAL LIMITED | Private company limited by shares | Dissolved |
| SINO WEALTH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO KING ELECTRONICS LIMITED | Private company limited by shares | Live |
| SINTON LIMITED | Private company limited by shares | Dissolved |
| FUNG SING METAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| SING WEN INVESTMENT LIMITED | Private company limited by shares | Live |
| MING SING INDUSTRY COMPANY LIMITED | Private company limited by shares | Live |
| SINOTEX CREATION LIMITED | Private company limited by shares | Dissolved |
| SINO BEAUTY LIMITED | Private company limited by shares | Dissolved |
| SINO PRECIOUS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO ELECTRONICS (HK) LIMITED | Private company limited by shares | Dissolved |
| SING FAI ASIA PRINTING COMPANY LIMITED | Private company limited by shares | Live |
| LUNG SING ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO LINK LIMITED | Private company limited by shares | Live |
| SINO ASIA ENERGY GROUP COMPANY LIMITED | Private company limited by shares | Live |
| Singelistas Limited | Private company limited by shares | Dissolved |
| SINO BRIGHT CENTURY LIMITED | Private company limited by shares | Dissolved |
| SINO CHOICE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINODRILLS MACHINERY CO., LIMITED | Private company limited by shares | Dissolved |
| SINO BASE HONG KONG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOPAK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO YUKI INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SINOPORT INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOTREL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO FIELD TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC SINO LIMITED | Private company limited by shares | Live |
| SINOUNION SHIPPING CO., LIMITED | Private company limited by shares | Dissolved |
| BEST SINCERELY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ZHEJIANG SINZE INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SINO TALENT CORPORATION LIMITED | Private company limited by shares | Live |
| SINO STEP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |