| SINCO GROUP COMPANY LIMITED | Private company limited by shares | Live |
| SINO-PEAK PROPERTIES HOLDINGS LIMITED | Private company limited by shares | Live |
| SINO CHANGQING INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SINO ACT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOCEAN CHEMICALS LIMITED | Private company limited by shares | Dissolved |
| SINO-AUSPICIOUS INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SING CHI COMPANY LIMITED | Private company limited by shares | Dissolved |
| MOON SING TRADING LIMITED | Private company limited by shares | Live |
| SINO BRIGHT ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO GATE ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO HORSE HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| SINO HARBOUR ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO FULLRICH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Full Sino Holding Limited | Private company limited by shares | Live |
| SINO OPTIC COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| SINO IBERIA RESOURCES INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO-AFRICA TRADE LIMITED | Private company limited by shares | Live |
| Sino Petro HK Limited | Private company limited by shares | Live |
| SINO INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Live |
| SINO ARTGLOBAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOAID LIMITED | Private company limited by shares | Live |
| SINO POTASH INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO GLOBAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINO RISE LIMITED | Private company limited by shares | Live |
| HK SINO OCEAN GROUP CO., LIMITED | Private company limited by shares | Live |
| Sino Gain Agriculture Limited | Private company limited by shares | Live |
| SINO MONEY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOPOWER INDUSTRIAL GROUP LIMITED | Private company limited by shares | Live |
| Sing Ho Trading Limited | Private company limited by shares | Dissolved |
| SINOPEAK INTERNATIONAL INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| Sino Venus Global Limited | Private company limited by shares | Live |
| SINO CASTLE INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO PACIFIC SOURCING CO., LIMITED | Private company limited by shares | Live |
| SINOTEC (ASIA) LIMITED | Private company limited by shares | Live |
| Sinoweave International Co., Limited | Private company limited by shares | Live |
| SINOGAIN FOOD AND OIL LIMITED | Private company limited by shares | Live |
| TOP SINO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO STRONG INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| SINO ENGLISH EDUCATION LIMITED | Private company limited by shares | Dissolved |
| SINO ORIENTAL CORPORATION LIMITED | Private company limited by shares | Live |
| SINO WIN INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Dissolved |
| Kam Sing Tea Industrial (H.K) Limited | Private company limited by shares | Live |
| HONGKONG SINORI INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SINO-ENERGY GROUP HOLDING LIMITED | Private company limited by shares | Live |
| SINO STRONG INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Live |
| SINO WELL INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Live |
| SINO CONSULTANT LIMITED | Private company limited by shares | Dissolved |
| SUPER SINO INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Live |
| SINO BAMBOO & WOOD CO., LIMITED | Private company limited by shares | Live |
| SINOTRANS CONTAINER LINES (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| Sino Prosper (LNG) Investment Limited | Private company limited by shares | Live |
| RICH SINO SHIPPING LIMITED | Private company limited by shares | Live |
| Sino-American Dr. Lee's Lab Limited | Private company limited by shares | Live |
| Sino Optical (HK) Co. Limited | Private company limited by shares | Live |
| SINO WORLD PROPERTIES LIMITED | Private company limited by shares | Live |
| SIN'S ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| SINO AFRICA HYDRO POWER COMPANY LIMITED | Private company limited by shares | Live |
| SINO TACT TRADING LIMITED | Private company limited by shares | Dissolved |
| AMPLE SINO ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINCERITY SHIPPING LIMITED | Private company limited by shares | Live |
| SINTEC HOLDING CO., LIMITED | Private company limited by shares | Live |
| SINO (ASIA) FILM AND TELEVISION PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| SINO FINANCE CAPITAL GROUP LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO FIELD ENTERPRISES LIMITED | Private company limited by shares | Live |
| GAINFUL SINO LIMITED | Private company limited by shares | Live |
| SING FAI REALTY AGENCY LIMITED | Private company limited by shares | Live |
| SING HO PROPERTY LIMITED | Private company limited by shares | Live |
| SINO INVESTMENT AND TRADING LIMITED | Private company limited by shares | Live |
| FUNG SING HONG TRADING LIMITED | Private company limited by shares | Dissolved |
| CHARM SING POLYETHYLENE PRODUCT COMPANY LIMITED | Private company limited by shares | Live |
| SINO TOOLS LIMITED | Private company limited by shares | Live |
| Zinc Sing Investment Limited | Private company limited by shares | Live |
| FULL SINCERE TRADING LIMITED | Private company limited by shares | Live |
| SingleAccess Limited | Private company limited by shares | Live |
| SINO HISTORIC NATURALIST FOUNDATION LIMITED | Private company limited by shares | Live |
| SINOFEI LIMITED | Private company limited by shares | Live |
| SINO WORLD HONG KONG GROUP LIMITED | Private company limited by shares | Dissolved |
| KAM SING PLASTIC METAL PRODUCTS LIMITED | Private company limited by shares | Live |
| WISE SINO LIMITED | Private company limited by shares | Live |
| WIN SING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING YIP(STARLIFE) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO PHAETON ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINOSIGN LED LIMITED | Private company limited by shares | Live |
| SING YAN TRADING LIMITED | Private company limited by shares | Live |
| SINOCON LOGISTICS LIMITED | Private company limited by shares | Dissolved |
| SINNIYOM RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SINO ELITE INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SINOEUROPE INTERNATIONAL CONSULTING LIMITED | Private company limited by shares | Live |
| GLOBAL SINO CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SING KEI TONG LIMITED | Private company limited by shares | Dissolved |
| SETA - SINO-EUROPEAN TRANSCREATION AGENCY LIMITED | Private company limited by shares | Live |
| HK SINO-UNION AIDE IMPORT&EXPORT LIMITED | Private company limited by shares | Live |
| SINO MATRIX SOURCING LIMITED | Private company limited by shares | Live |
| SINO LENTUO PETROCHEMICAL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SINO MATRIX INTENATIONAL CORPORATION LIMITED | Private company limited by shares | Live |
| SINO MEC LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO CCMN ENERGY (GROUP) LIMITED | Private company limited by shares | Live |