| SINO-SEACOASTA (HK) LIMITED | Private company limited by shares | Live |
| MARK SINO INC. LIMITED | Private company limited by shares | Dissolved |
| SINO JADE INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| SHANG SING LIMITED | Private company limited by shares | Dissolved |
| SINO EXCEL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO ELITER TRADING DEVELOP LIMITED | Private company limited by shares | Dissolved |
| PAK SING DYNASTY LIMITED | Private company limited by shares | Live |
| SINO ASIA INTERNATIONAL (PVT) LIMITED | Private company limited by shares | Live |
| Sino Culture Educational Limited | Private company limited by shares | Live |
| SINOTRADE CONTAINER MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINOLYTE ADVERTISING CO., LIMITED | Private company limited by shares | Live |
| Sino Materials Industry Asia Limited | Private company limited by shares | Live |
| WO SING ENGINEERING LIMITED | Private company limited by shares | Live |
| TOP SINCO TRADING HK CO., LIMITED | Private company limited by shares | Live |
| HONG KONG SINBAD TRADING CO., LIMITED | Private company limited by shares | Live |
| SINOCARE NANJING LIMITED | Private company limited by shares | Live |
| SINKAA TRADE & TEXTILES LIMITED | Private company limited by shares | Live |
| SINO OIL (HK) LIMITED | Private company limited by shares | Live |
| TAIWAN SINO OIL (HK) LIMITED | Private company limited by shares | Live |
| HUA SING INVESTMENT IMMIGRATION CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SINO HOSPITALITY MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINO WIN TRADING HK LIMITED | Private company limited by shares | Live |
| SINO CY HK LIMITED | Private company limited by shares | Live |
| SINO SIGHT TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO PERFECTLY (HONGKONG) LIMITED | Private company limited by shares | Live |
| SINO SURPLUS CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| SINLIAN CONSTRUCTION MACHINERY CO., LIMITED | Private company limited by shares | Live |
| Sino Capital Management Limited | Private company limited by shares | Live Commenced dormancy on 03-Jun-2016 |
| CHINA SINCERE HOLDING LIMITED | Private company limited by shares | Dissolved |
| SINOPIPE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SINO LEADER (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO REALITY LIMITED | Private company limited by shares | Live |
| Sing Woo Trading Limited | Private company limited by shares | Dissolved |
| Sun Sing Develop Limited | Private company limited by shares | Live |
| Sino Petrochemical Clearing Limited | Private company limited by shares | Live |
| SINO KING INC LIMITED | Private company limited by shares | Live |
| Sincore Consulting Limited | Private company limited by shares | Live |
| SINO SAFETY PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| GLOBAL SINO ENGINEERING LIMITED | Private company limited by shares | Live |
| GLOBE SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SING AA GROUP LIMITED | Private company limited by shares | Live |
| Sino-African International Commercial Consulting Co., Limited | Private company limited by shares | Live |
| NINGBO SINO INTERNATIONAL ENTERPRISES CO., LIMITED | Private company limited by shares | Live |
| SINO GLORY INC LIMITED | Private company limited by shares | Dissolved |
| SINOWEST OVERSEAS DEVELOPMENT LIMITED | Private company limited by shares | Live |
| FOSHAN SINOBELLE INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SINO SPECIALTY NEWS GROUP LIMITED | Private company limited by shares | Live |
| TAK SING CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SINO PIONEER INC LIMITED | Private company limited by shares | Dissolved |
| SINO FAST TRADING LIMITED | Private company limited by shares | Live |
| SINO MYRAIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ORIENT SINO LIMITED | Private company limited by shares | Live |
| COSMIC SINO LIMITED | Private company limited by shares | Live |
| Sino Financial leasing Co., Limited | Private company limited by shares | Live |
| Sino Industry Imp.& Exp. Co., Limited | Private company limited by shares | Live |
| AMERICA SINO (HK) TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| YAU SING ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| SINOPLAN INTERNATIONAL EXHIBITION CONSULTING (HONGKONG) LIMITED | Private company limited by shares | Live |
| SINO-FIXING FASTENER MANUFACTURING COMPANY LIMITED | Private company limited by shares | Live |
| SINO-PEAK TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| SINO HOPE COMPANY LIMITED | Private company limited by shares | Live |
| SINO GRAND TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO - ALLIANCE CORPORATE LIMITED | Private company limited by shares | Live |
| SINOMEN INVESTMENT LIMITED | Private company limited by shares | Live |
| SINGH INT CO., LIMITED | Private company limited by shares | Live |
| SINOY METAL LIMITED | Private company limited by shares | Live |
| Sinto Electronic Technology Co., Limited | Private company limited by shares | Live |
| SINO CROP SCIENCE CORP LIMITED | Private company limited by shares | Live |
| Sino Wellness & Technology Co., Limited | Private company limited by shares | Live |
| SINO STAR TRADING DEVELOP LIMITED | Private company limited by shares | Dissolved |
| Sino-Hongkong Dragon Investment Holdings Limited | Private company limited by shares | Live |
| Da Sing Construction & Engineering Co., Limited | Private company limited by shares | Live |
| SINOTEC (HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SINOSOFT INDUSTRIAL LIMITED | Private company limited by shares | Live |
| AO SING LIMITED | Private company limited by shares | Live |
| SINO AUTO SPARE PARTS LIMITED | Private company limited by shares | Live |
| Sino Australia Capital Consulting Company Limited | Private company limited by shares | Live |
| WUI SING INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO WINWELL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Sinoscaff (Engineering) Limited | Private company limited by shares | Dissolved |
| SINO BEST TRADING (HONG KONG) LIMITED | Private company limited by shares | Live |
| Sino Fashion International Co., Limited | Private company limited by shares | Live |
| SINO GUO XUE YUAN UNIVERSITY GROUP LIMITED | Private company limited by shares | Live |
| SINO PRESTIGE INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINO COMPONENTS CO., LIMITED | Private company limited by shares | Live |
| SINO POWER CONSTRUCTION CO., LIMITED | Private company limited by shares | Live |
| SINO DILIGENT LIMITED | Private company limited by shares | Live |
| SINO WORLD INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO RELIANCE FAR EAST LIMITED | Private company limited by shares | Live |
| SINO OILTOOLS INT'L LIMITED | Private company limited by shares | Dissolved |
| BELIZE SINO CITY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO COOKIO PROTECTION EQUIPMENTS CO., LIMITED | Private company limited by shares | Live |
| SINO JOY NETWORK TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Sino-Med Trade Limited | Private company limited by shares | Live |
| Sinceyouth Electronics Technology Limited | Private company limited by shares | Live |
| HONG KONG SINOHUGE GROUP LIMITED | Private company limited by shares | Live |
| Sinohydro (Hong Kong) Holding Limited | Private company limited by shares | Live |
| SINCO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FUNG SING INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO CHANNEL CORPORATION LIMITED | Private company limited by shares | Live |