| SILVERAY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO BRIGHT PACIFIC LIMITED | Private company limited by shares | Live |
| SINCEERE (HONGKONG) TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SICHUAN YIBIN GLOBAL GROUP CO., LIMITED | Private company limited by shares | Live |
| SILICON ELECTRONICS (HONGKONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SING WAH (HK) SUPPLY MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SILVERLEAF AMC LIMITED | Private company limited by shares | Live |
| CHINA SINO (H.K.) LIMITED | Private company limited by shares | Live |
| Three Sixty Limited | Private company limited by shares | Live |
| SINO CENTURY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO WEALTH ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO FIRST MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINO CRANE GROUP CO., LIMITED | Private company limited by shares | Live |
| SUN SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOCITY TRADING LIMITED | Private company limited by shares | Live |
| MT SISTERS LIMITED | Private company limited by shares | Live |
| SINO SUCCESS GROUP LIMITED | Private company limited by shares | Live |
| ALLIANCE SINO LIMITED | Private company limited by shares | Dissolved |
| SINCO-CNC LIMITED | Private company limited by shares | Live |
| SINO DRAGON TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SIXTY NINE OPTO COMPANY LIMITED | Private company limited by shares | Live |
| SINO M&E INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO-DEUTSCH LIMITED | Private company limited by shares | Live |
| SIRAY ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SINO DREAM LIMITED | Private company limited by shares | Live |
| SILVER SEA ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILVER KEY LIMITED | Private company limited by shares | Live |
| SINO GROUP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO AFRICA COMMERCE LIMITED | Private company limited by shares | Live |
| SINO RISING LIMITED | Private company limited by shares | Live |
| SILVER BEAR LIMITED | Private company limited by shares | Live |
| ALL SINCERE TRADING LIMITED | Private company limited by shares | Live |
| TOP SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO FIELD TRADING LIMITED | Private company limited by shares | Live |
| On Sing Asset Management (China) Limited | Private company limited by shares | Live |
| SINCERE ALLIED LIMITED | Private company limited by shares | Live |
| SINORAILWAY TRANSPORT CONSULTING CORPORATION LIMITED | Private company limited by shares | Live |
| SINCO PHARMACEUTICAL CO., LIMITED | Private company limited by shares | Live |
| Tak Sing Transportation Company Limited | Private company limited by shares | Live |
| SINO TRIUMPH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sinodome Technology Limited | Private company limited by shares | Live |
| WEALTH SINO CENTURY LIMITED | Private company limited by shares | Live |
| SINO DIAMOND INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sino-African International Business Investment Limited | Private company limited by shares | Live |
| SIMONSTRONIC LIMITED | Private company limited by shares | Live |
| So Simple Finance (Asia) Limited | Private company limited by shares | Live |
| SILVER KICKERS LIMITED | Private company limited by shares | Live |
| SIMBALL LIMITED | Private company limited by shares | Live |
| Ocean Sing Shipping Limited | Private company limited by shares | Live |
| Sino American Investments Limited | Private company limited by shares | Live |
| DAWNING SINO LIMITED | Private company limited by shares | Live |
| SINO ROSE LIMITED | Private company limited by shares | Live |
| SINO SURPRISING LIMITED | Private company limited by shares | Live |
| SINO FAVOR TRADE CO., LIMITED | Private company limited by shares | Live |
| HONG KONG GRAND SINO LIMITED | Private company limited by shares | Live |
| WING SING INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| HONGKONG SI'S FURNITURE CO., LIMITED | Private company limited by shares | Live |
| SINO ESSENTIAL LIMITED | Private company limited by shares | Live |
| SINO REWARDING LIMITED | Private company limited by shares | Live |
| YAN SING TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOPOS SHIPPING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| EASTERN SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINRUI LIGHTING COMPANY LIMITED | Private company limited by shares | Live |
| SIMPLY CONNECT LIMITED | Private company limited by shares | Live |
| Sili-Cone Limited | Private company limited by shares | Live |
| SILVER LEAD LIMITED | Private company limited by shares | Live |
| SINO LIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| FIRST SIGHT LIMITED | Private company limited by shares | Live |
| POWERWELL SINO INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO STAR INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Live |
| SINOCEAN INTERNATIONAL CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| SINERY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO TREASURE INTERNATIONAL JEWELRY COMPANY LIMITED | Private company limited by shares | Live |
| SINCERETY TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SILKROAD TRADING (H.K) LIMITED | Private company limited by shares | Live |
| SIGLO INDUSTRY LIMITED | Private company limited by shares | Live |
| New Siyuan Trade Co., Limited | Private company limited by shares | Live |
| SIMPLE DIGITAL CO., LIMITED | Private company limited by shares | Live |
| SILVER POWER INVESTMENT LIMITED | Private company limited by shares | Live |
| Sino-Neft Petroleum (Development) Limited | Private company limited by shares | Live |
| SINOTRANS AIR AND SEA LOGISTICS LIMITED | Private company limited by shares | Live |
| Simplebeamer Limited | Private company limited by shares | Live |
| SINTEK TRADING (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SINGSTAR (HK) COMPANY LIMITED | Private company limited by shares | Live |
| ITALY OUYI SIDUN FINERY LIMITED | Private company limited by shares | Live |
| SinLong Capital Group Company Limited | Private company limited by shares | Live |
| Yee Sing Catering Management Limited | Private company limited by shares | Live |
| SIMOPRIME SWITCHGEAR LIMITED | Private company limited by shares | Live |
| SINO RESOURCES ASSET INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| RICH SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| HONGKONG TEVA SILICONE CO., LIMITED | Private company limited by shares | Live |
| Simply Biz HK Limited | Private company limited by shares | Live |
| Sicovay Technology Company Limited | Private company limited by shares | Live |
| YAOSHENG SILICONE (HK) CORPORATION LIMITED | Private company limited by shares | Live |
| SINOGLORY GROUP HOLDING LIMITED | Private company limited by shares | Live |
| SINO POWER EQUIPMENT & MATERIAL LIMITED | Private company limited by shares | Live |
| SINGWEI INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| Sino sanitaryware Co., Limited | Private company limited by shares | Live |
| SIUTEK INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HK SINORANCAN INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Live |