| PAK WAN TUNG TAI SING FAT CHO CO., LIMITED | Company limited by guarantee | Live |
| SINCERITY PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| Sino-Benefit Insurance Brokers (Hong Kong) Limited | Private company limited by shares | Live |
| SINO TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| TOP SINO INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO TREASURE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GREAT SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO MOUNTAIN TRADING LIMITED | Private company limited by shares | Live |
| Sino Asia Surface Engineering Limited | Private company limited by shares | Dissolved |
| ENERGY SINO INVESTMENTS LIMITED | Private company limited by shares | Live |
| Sino Leader Capital Management Limited | Private company limited by shares | Live |
| MASTER SINO CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINO IDEA LIMITED | Private company limited by shares | Live |
| SINO LIGHT CONSULTANCY LIMITED | Private company limited by shares | Live |
| Shenzhen Sinowin Electronics Co., Limited | Private company limited by shares | Live |
| MEGA SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO SPARK INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO PACIFIC RESOURCES FUNDING GROUP LIMITED | Private company limited by shares | Live |
| SING MEI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINOCEM TRADING HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINO RICH FOUNDATION LIMITED | Private company limited by shares | Live |
| TRINITY SINO LIMITED | Private company limited by shares | Live |
| HOP SING EXPORT LIMITED | Private company limited by shares | Dissolved |
| SINGI TELE TRADE LIMITED | Private company limited by shares | Dissolved |
| SINO RICH INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO TONE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINOGAIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO SOURCES LIMITED | Private company limited by shares | Live |
| SINO CHAIR LIMITED | Private company limited by shares | Live |
| Sinda Company Limited | Private company limited by shares | Dissolved |
| SINOUTC LIMITED | Private company limited by shares | Dissolved |
| SINO TEC ENTERPRISE LIMITED | Private company limited by shares | Live |
| SING TO PREMIUM LIMITED | Private company limited by shares | Dissolved |
| SINCERE CHOICE LIMITED | Private company limited by shares | Live |
| SINO HUAFU GROUP LIMITED | Private company limited by shares | Live |
| SINO ADVENTURE LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Sep-2013 |
| SINO CITY CORPORATION LIMITED | Private company limited by shares | Live |
| SINOTUNE CENTURY LIMITED | Private company limited by shares | Dissolved |
| SING Model Management Limited | Private company limited by shares | Live |
| SINOFLY COMPANY LIMITED | Private company limited by shares | Live |
| SINO CBM (Group) Holding Company Limited | Private company limited by shares | Live |
| SINO STRONG INTERNATIONAL SOURCING LIMITED | Private company limited by shares | Dissolved |
| SINO EAGLE ENTERPRISES LIMITED | Private company limited by shares | Live |
| Sino-Link Cuisine Limited | Private company limited by shares | Dissolved |
| SINO INGREDIENT TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOTORCH OILFIELD EQUIPMENT SUPPLY CO., LIMITED | Private company limited by shares | Live |
| ABLE SINO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO CHAMPION ASIA LIMITED | Private company limited by shares | Dissolved |
| SINO ORIENTAL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOSENS LIMITED | Private company limited by shares | Dissolved |
| SINORICH MANUFACTURING LIMITED | Private company limited by shares | Live |
| SINOY METAL LIMITED | Private company limited by shares | Dissolved |
| SING CHEONG TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINOENG LIMITED | Private company limited by shares | Live |
| TOP SING AUTO SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| CHIN LEE SING COMPANY LIMITED | Private company limited by shares | Live |
| SINO GREEN ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| SINKEE Engineering Limited | Private company limited by shares | Live |
| PACIFIC SINO (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SINO TOPGLORY LIMITED | Private company limited by shares | Live |
| SINO CROWN CORPORATION LIMITED | Private company limited by shares | Dissolved |
| FIRST SINO RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SINO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live Commenced dormancy on 21-Feb-2014 |
| SINO GREAT TRADING LIMITED | Private company limited by shares | Dissolved |
| EURO SINO RAIL CO., LIMITED | Private company limited by shares | Live |
| NEW SING CO., LIMITED | Private company limited by shares | Live |
| SINPOM IMPORT & EXPORT CO., LIMITED | Private company limited by shares | Live |
| SINMAR (HONGKONG) ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| SINNO CAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| SINCERE FOODS LIMITED | Private company limited by shares | Live |
| YAT SING WATCH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO SEA INTERNATIONAL TRADE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINOUKR HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| SINGTEC INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| Sinotech Capital Limited | Private company limited by shares | Live |
| Hang Sing Industrial (Foshan) Limited | Private company limited by shares | Live |
| SINOLION LIMITED | Private company limited by shares | Live |
| SINWOO INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| SLB Bio Sinopharm Company Limited | Private company limited by shares | Live |
| SINO-SING SHIPPING LIMITED | Private company limited by shares | Live |
| Since Shoes Materials Co., Limited | Private company limited by shares | Live |
| SINO ECHO LIMITED | Private company limited by shares | Live |
| SINO PEARL TRADING LIMITED | Private company limited by shares | Dissolved |
| SING BEI COMPANY LIMITED | Private company limited by shares | Live |
| KIT SING INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Sinolinguist Lab Limited | Private company limited by shares | Live |
| SINO GLORY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| EVER SINO (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINACELL ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| SINO HARMONY (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO FRONTIER LIMITED | Private company limited by shares | Live |
| SINO ORIENT AREA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO GREEN EARTH CO., LIMITED | Private company limited by shares | Live |
| SINGYES INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINCERE ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| SINCERE WINNER LIMITED | Private company limited by shares | Live |
| SINO VIEW LIMITED | Private company limited by shares | Live |
| SINO CHEMALLOY LIMITED | Private company limited by shares | Dissolved |
| SINO-HK INVESTMENT HOLDINGS GROUP LIMITED | Private company limited by shares | Live Ceased dormancy on 24-Jul-2014 |
| SINO ZIM DIAMOND LIMITED | Private company limited by shares | Live |