| SINO JIN XIA BRIDGE INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| SIEGMA LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Jul-2014 |
| Singbada HK Limited | Private company limited by shares | Live |
| SINO WELL TRADING DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SINGWAY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SITA ATAL HATS HK LIMITED | Private company limited by shares | Live |
| Simida Limited | Private company limited by shares | Live |
| Sino Smooth Trading Limited | Private company limited by shares | Live |
| YAN SING (HONGKONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| CC SIMPLE LIMITED | Private company limited by shares | Live |
| Silkroad Mining (HK) Limited | Private company limited by shares | Live |
| SISHINE TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SIROYA COLLECTIONS (HK) LIMITED | Private company limited by shares | Live |
| SITARA DIAM (HK) LIMITED | Private company limited by shares | Live |
| SITECOM LIMITED | Private company limited by shares | Live |
| SING CHI AIR-CONDITIONING & ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO VICTOR (HONG KONG) LIMITED | Private company limited by shares | Live |
| Sino Glory (Hong Kong) Group Co. Limited | Private company limited by shares | Live |
| SINO WAY LIMITED | Private company limited by shares | Live |
| Hongkong Sindawee Co., Limited | Private company limited by shares | Live |
| Singapore National Kidney Disease Research Institute Company Limited | Private company limited by shares | Live |
| Sisu Limited | Private company limited by shares | Live |
| HK SIMPLE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Silverfell Limited | Private company limited by shares | Live |
| HK SITUOTE BIKE CO., LIMITED | Private company limited by shares | Live |
| SICE INTERNATIONAL CONSTRUCTION EQUIPMENTS CO., LIMITED | Private company limited by shares | Live |
| TUNG SING INTERNATIONAL WEALTH LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Jun-2015 |
| SINAN CONSULTING LIMITED | Private company limited by shares | Live |
| SIKETENGDA HK LIMITED | Private company limited by shares | Live |
| SILIVIA LIMITED | Private company limited by shares | Live |
| TAK FUNG (SINO) LIMITED | Private company limited by shares | Dissolved |
| FU SING MEDICAL LIMITED | Private company limited by shares | Live |
| IN SITU ART CONSULTANCY LIMITED | Private company limited by shares | Live |
| SILVERLINE PUBLISHING LIMITED | Private company limited by shares | Live |
| SIMONSO & ASSOCIATE LIMITED | Private company limited by shares | Live |
| SING YOUR NAME HK LIMITED | Private company limited by shares | Live |
| HONGKONG SISU INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINCERE ARTISAN WORKSHOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO PROSPER INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOSHARP VIEWCAM LIMITED | Private company limited by shares | Live |
| SIMPLE TRADING SERVICES LIMITED | Private company limited by shares | Live |
| SILVER RAISE LIMITED | Private company limited by shares | Live |
| SINO ASIAN INC LIMITED | Private company limited by shares | Live |
| TACT SINO LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TAK SING VSOUND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO GOLDEN SHIPPING CO., LIMITED | Private company limited by shares | Live |
| CENTRAL SINO INVESTMENTS (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO VICTORY CORPORATION LIMITED | Private company limited by shares | Live Commenced dormancy on 26-Mar-2015 |
| SINKO GLOBAL (HK) LIMITED | Private company limited by shares | Live |
| NEW SING FAI INT'L LIMITED | Private company limited by shares | Live |
| SINO PEARL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO SEA LIMITED | Private company limited by shares | Dissolved |
| SINOPLUS GROUP LIMITED | Private company limited by shares | Live |
| Sichuan Kingstar Petroleum Machinery Co., Limited | Private company limited by shares | Live |
| FUNG SING AIR-CONDITION ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| SINO MEDIA STAR LIMITED | Private company limited by shares | Live |
| SinoLink Marine Co., Limited | Private company limited by shares | Live |
| NEW SINOTECH LIMITED | Private company limited by shares | Live |
| Jinan Sinco Testing Equipment Co., Limited | Private company limited by shares | Dissolved |
| SINOPOWER GROUP LIMITED | Private company limited by shares | Live |
| SINO E-TAIL LIMITED | Private company limited by shares | Live |
| SINO FAMOUS (HONG KONG) LIMITED | Private company limited by shares | Live |
| HongKong (International) Sibol Clothing Trade Co., Limited | Private company limited by shares | Dissolved |
| SimpOne Limited | Private company limited by shares | Live |
| SINO-EXPO HK CO., LIMITED | Private company limited by shares | Live |
| Sineurex Limited | Private company limited by shares | Live |
| SING SHUI TRADING LIMITED | Private company limited by shares | Live |
| Wah Sing International Industrial Limited | Private company limited by shares | Live |
| SIPO CO., LIMITED | Private company limited by shares | Live |
| SigAlpha Limited | Private company limited by shares | Live |
| SILVER GIFT LIMITED | Private company limited by shares | Live |
| CHINA SINO GROUP LIMITED | Private company limited by shares | Live |
| SINO CASTLE CORPORATION LIMITED | Private company limited by shares | Live |
| SINOINCO LIMITED | Private company limited by shares | Live |
| SING KWONG ENGINEERING (HK) CO. LIMITED | Private company limited by shares | Live |
| Sino Maxim International Corporation Limited | Private company limited by shares | Live |
| Situation Plus Limited | Private company limited by shares | Live Commenced dormancy on 05-Oct-2015 |
| SMART SIBLINGS CO., LIMITED | Private company limited by shares | Live |
| SIMPLIFY ASIA LIMITED | Private company limited by shares | Live |
| HONG KONG SINO REALITY TRADING LIMITED | Private company limited by shares | Live |
| HongKong Hengrui Silicon Rubber Co., Limited | Private company limited by shares | Live |
| Switzerland Singer Mother & Baby Health Products Group Co., Limited | Private company limited by shares | Live |
| SINO PUBLIC WELFARE FEDERATION LIMITED | Private company limited by shares | Live |
| Simple Green Limited | Private company limited by shares | Live |
| SINOPORT INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| RICH SINO INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO FAITH (C-HK) LIMITED | Private company limited by shares | Live |
| SILVERTIME TRADING LIMITED | Private company limited by shares | Live |
| SILVER SKY PACIFIC LIMITED | Private company limited by shares | Live |
| KA FAT SILK LIMITED | Private company limited by shares | Live |
| SINOPAK UNITED RESOURCE CO., LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL SPACE MUSEUM LIMITED | Private company limited by shares | Live |
| SIMPLEXITY MEDIA LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Jul-2014 |
| Sinolink International Consulting Limited | Private company limited by shares | Live |
| SINO ASIAN INDUSTRY LIMITED | Private company limited by shares | Live |
| Knowledge Silicon Valley Limited | Private company limited by shares | Dissolved |
| SINO INDUSTRIAL ASSOCIATED LIMITED | Private company limited by shares | Live |
| SINO SHEEN HK INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| SINO CROWN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO-AFRICAN TRADE & CULTURE UNION CO., LIMITED | Private company limited by shares | Live |