| Silicone Applicative (HK) CO., Limited | Private company limited by shares | Live |
| SIERRA TECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| SINO SMART INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SIMPACC LIMITED | Private company limited by shares | Live |
| KO CHEONG SILICON MANUFACTURING COMPANY LIMITED | Private company limited by shares | Live |
| GOLD SING (HK) PROPERTY LIMITED | Private company limited by shares | Live |
| SITAS (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO CONNECTION INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SINMAYA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING YU GROUP LIMITED | Private company limited by shares | Live |
| SINOFILM GROUP LIMITED | Private company limited by shares | Live |
| SINOCEAN INDUSTRIAL (HK) CO., LIMITED | Private company limited by shares | Live |
| SINO TYCOON GROUP LIMITED | Private company limited by shares | Live |
| SPEED SINO LIMITED | Private company limited by shares | Live |
| SI-UK Education Council Limited | Private company limited by shares | Dissolved |
| Long Side Company Limited | Private company limited by shares | Live |
| SINO ENERGY GROUP LIMITED | Private company limited by shares | Live |
| JOY SIGHT LIMITED | Private company limited by shares | Live |
| SINO OPTIC COMMUNICATION LIMITED | Private company limited by shares | Live |
| ORIENT SILKROAD GROUP LIMITED | Private company limited by shares | Live |
| ZHE JIANG SINGING SNOW KNITTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sinnovations International Limited | Private company limited by shares | Live |
| SINOMARINE SHIPPING CO., LIMITED | Private company limited by shares | Live |
| HONG KONG SINO LUCK SHIPPING LIMITED | Private company limited by shares | Live |
| Sino-Europe (HongKong) Group Limited | Private company limited by shares | Live |
| Siyuan Network Co., Limited | Private company limited by shares | Dissolved |
| SINO INFRASTRUCTURE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Sirona Dental Systems (HK) Limited | Private company limited by shares | Live |
| SINOPLUS HONG KONG LIMITED | Private company limited by shares | Live |
| SINEX SOLUTIONS LIMITED | Private company limited by shares | Live |
| Sino Integrity International Limited | Private company limited by shares | Live |
| SINO MEGA (HK) GROUP LIMITED | Private company limited by shares | Live |
| Sino Mining Cross Border Solutions Limited | Private company limited by shares | Dissolved |
| Sino-plus Business Consulting Limited | Private company limited by shares | Live |
| HANG SING INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| Sino Material Technologies Limited | Private company limited by shares | Live |
| Sino Paper Limited | Private company limited by shares | Live |
| SINO GLOBAL ON LINE CO., LIMITED | Private company limited by shares | Live |
| EXCEL SINO CHINA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HOI SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTH SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SINBO LIMITED | Private company limited by shares | Live |
| SISKELI GLOBAL LIMITED | Private company limited by shares | Live |
| SINODAR LIMITED | Private company limited by shares | Dissolved |
| TOP SINCERE ENTERPRISES LIMITED | Private company limited by shares | Live |
| Sino International Capital Group Limited | Private company limited by shares | Live |
| FAST SILVER LIMITED | Private company limited by shares | Dissolved |
| SILVER VISION LIMITED | Private company limited by shares | Live |
| SINO-USA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO FOCUS GROUP LIMITED | Private company limited by shares | Live |
| GRAND BEAUTY SILVER COMPANY LIMITED | Private company limited by shares | Live |
| SINOLIZING LIMITED | Private company limited by shares | Live |
| SINCERE DRAGON LIMITED | Private company limited by shares | Live |
| SINO (HK) CHEMPHARMA CO., LIMITED | Private company limited by shares | Live |
| SINO (HK) JOINTER LIMITED | Private company limited by shares | Live |
| SING KEE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| SINO-ARAB INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| YUK SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HK HO SING ESTATE (GROUP) LIMITED | Private company limited by shares | Dissolved |
| SINO BASE INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| SINOBLUE OPTOELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| SINO AMERICAN GROUP (HK) LIMITED | Private company limited by shares | Dissolved |
| SILVER WAY FINANCE LIMITED | Private company limited by shares | Dissolved |
| SINO BASIC ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINOFLAG LIMITED | Private company limited by shares | Live |
| New Siglo International Trading Limited | Private company limited by shares | Dissolved |
| Hong Kong Sing Dai Yan Investment Management Limited | Private company limited by shares | Live |
| KOREA SISIXINDONG CLOTHING LIMITED | Private company limited by shares | Dissolved |
| SINO FUTURE (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SINOWAY (ASIA) LIMITED | Private company limited by shares | Dissolved |
| EASY SILVER LIMITED | Private company limited by shares | Live |
| HOLY SINO LIMITED | Private company limited by shares | Live |
| HOLY SILVER LIMITED | Private company limited by shares | Live |
| ALL SILVER LIMITED | Private company limited by shares | Live |
| SINO GLOBAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| ASIA SINO EMPEROR (HK) LIMITED | Private company limited by shares | Live |
| SILVER FIRST LIMITED | Private company limited by shares | Live |
| SINO PASS LIMITED | Private company limited by shares | Live |
| SINO HAPPY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO PLATFORM LIMITED | Private company limited by shares | Dissolved |
| Sino Fame Education Centre Limited | Private company limited by shares | Live |
| SINUOGE (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO MINING (HK) INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| SINO CHARTER LIMITED | Private company limited by shares | Live |
| CAPITAL SILVER LIMITED | Private company limited by shares | Live |
| SINO NETWORK LIMITED | Private company limited by shares | Dissolved |
| SINO PREMIUM INTERNATIONAL EXPORTING CO., LIMITED | Private company limited by shares | Dissolved |
| SILICON ENERGY INDUSTRIAL (HK) LIMITED | Private company limited by shares | Dissolved |
| SINOGLOBE ASIA LIMITED | Private company limited by shares | Live |
| SILVER PINE LIMITED | Private company limited by shares | Live |
| SINO BEST INVESTMENTS LIMITED | Private company limited by shares | Live |
| SHANDONG SILVERSTONE ROCK DRILLING TOOLS CO., LIMITED | Private company limited by shares | Dissolved |
| COEK SING ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| HONGKONG GOLD SISTERS HARDWARE TOOLS LIMITED | Private company limited by shares | Dissolved |
| SINO EXPLORER INVESTMENTS LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Jul-2013 |
| SINO OPTRONIX CO., LIMITED | Private company limited by shares | Dissolved |
| YIAN SILICONE RUBBER LIMITED | Private company limited by shares | Dissolved |
| SISTERS INC LIMITED | Private company limited by shares | Live |
| XIN SISSOKO ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| SILVERSTONE GLOBAL LIMITED | Private company limited by shares | Live |