| Hong Kong Sino Expo Corporation Limited | Private company limited by shares | Live |
| SINO MANAGEMENT CONSULTATION COMPANY LIMITED | Private company limited by shares | Live |
| SINO CONCORD INVESTMENT LIMITED | Private company limited by shares | Live |
| SINDUS EQUIP (CHINA) LIMITED | Private company limited by shares | Live Ceased dormancy on 26-Mar-2014 |
| YAT SING TRANSPORTATION CO., LIMITED | Private company limited by shares | Live |
| EASY SINO INVESTMENTS LIMITED | Private company limited by shares | Live |
| SING MING METAL COMPANY LIMITED | Private company limited by shares | Live |
| SINUTAY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINCERITY LIMITED | Private company limited by shares | Live |
| NAM SING METAL MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SINO MEDICAL CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINOGREENCAP LIMITED | Private company limited by shares | Live |
| YEE BARK KUNG TAI SING TEMPLE LIMITED | Company limited by guarantee | Live |
| SINGHAI GLOBAL LIMITED | Private company limited by shares | Live |
| Sino Post Media Investment Limited | Private company limited by shares | Dissolved |
| Sino Honor Shipping Limited | Private company limited by shares | Dissolved |
| SINO FULL CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINO-HONGKONG BAOTIAN MOTORCYCLE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SING WAN TIMBER COMPANY LIMITED | Private company limited by shares | Live |
| Sintek (Hongkong) Group Limited | Private company limited by shares | Live |
| Guangzhou New Sino Biotech Co., Limited | Private company limited by shares | Live |
| SINOCET GROUP LIMITED | Private company limited by shares | Live |
| SINO-GENLIFE ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SINOTEC INTERNET MARKETING LIMITED | Private company limited by shares | Dissolved |
| SINO PAPERS AND RECYCLES LIMITED | Private company limited by shares | Dissolved |
| HK Sincere Industrial Co., Limited | Private company limited by shares | Live |
| SINO TACT INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO MAGIC LIMITED | Private company limited by shares | Live |
| SINO FAR EAST CONSULTANTS LIMITED | Private company limited by shares | Live |
| Sineo Limited | Private company limited by shares | Dissolved |
| SINOBRAZ ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sincemark Technology Co., Limited | Private company limited by shares | Dissolved |
| SINCERELY CENTURY GROUP LIMITED | Private company limited by shares | Live |
| SINO FLOW INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO-AMERICA TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CROWN SINO CORPORATION LIMITED | Private company limited by shares | Live |
| Yun Fai Sing Trading Company Limited | Private company limited by shares | Live |
| CREAFIVE SINO INATRA CO., LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL INC. LIMITED | Private company limited by shares | Live |
| SINOTEC INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| PO SING PO INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO DOUBLE LIMITED | Private company limited by shares | Live |
| Sino-Alpha Hi-Tech Inc. Limited | Private company limited by shares | Dissolved |
| Yau Sing Transportation Limited | Private company limited by shares | Live |
| KAI SING PROPERTY AGENCY LIMITED | Private company limited by shares | Live Commenced dormancy on 26-Aug-2013 |
| SINOCOL LIMITED | Private company limited by shares | Live |
| MING SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Sino Brother Industrial Company Limited | Private company limited by shares | Dissolved |
| SINO SOURCING CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINN & LAM COMPANY LIMITED | Private company limited by shares | Live |
| SINO-DEPARTURES LIMITED | Private company limited by shares | Live |
| SINO BRIGHT ENTERPRISE LIMITED | Private company limited by shares | Live |
| SINO SUPPLYCHAIN GROUP (HK) LIMITED | Private company limited by shares | Live |
| SINGRIGHT ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| ABLE SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO MASTER CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINO TOP INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO RED LIMITED | Private company limited by shares | Live |
| Sino Eunergy Technology (SET) Limited | Private company limited by shares | Live |
| Storopack Sing Home Holding 2 Limited | Private company limited by shares | Dissolved |
| SING LIK HEALTH INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Sino-Translate Limited | Private company limited by shares | Dissolved |
| STANDARD SINO LIMITED | Private company limited by shares | Live |
| Sino Link Technology & Engineering Co., Limited | Private company limited by shares | Dissolved |
| SINO EMPIRE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINERGY LIMITED | Private company limited by shares | Live |
| SINTOY GIFTS & TOYS LIMITED | Private company limited by shares | Live |
| SINO ENERGY INTERNATIONAL INVESTMENT CO. LIMITED | Private company limited by shares | Dissolved |
| FOOK SING LIMITED | Private company limited by shares | Live |
| SINO DRAGON ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| SingWith Limited | Private company limited by shares | Live |
| SINO LINK MORTGAGE COMPANY LIMITED | Private company limited by shares | Live |
| CHEUK SING DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SINO-GERMAN JOINT VENTURE SUZHOU SHANGKE PLASTICS INDUSTRY TECH LIMITED | Private company limited by shares | Dissolved |
| ESTEEM SINO LIMITED | Private company limited by shares | Live |
| SINO C&Z INTERNATIONAL MEDIA GROUP LIMITED | Private company limited by shares | Live |
| SINOPEAK CORPORATION LIMITED | Private company limited by shares | Live |
| SINCO INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SINO SUNSHINE CO., LIMITED | Private company limited by shares | Dissolved |
| SINO PEAK INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HIP SING TRANSPORTATION CO LIMITED | Private company limited by shares | Live |
| SINO STRATEGY LIMITED | Private company limited by shares | Dissolved |
| Sino Healthcare Consulting Limited | Private company limited by shares | Dissolved |
| SINO-AUSTRALIA RUIDE (HK) INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SINOMANIA INDUSTRIAL (H.K) CO., LIMITED | Private company limited by shares | Live |
| SINO MARINE GROUP LIMITED | Private company limited by shares | Live |
| SINO NET (GROUP) CO., LIMITED | Private company limited by shares | Dissolved |
| Sino-Hongkong Luxury International Holdings Group Limited | Private company limited by shares | Live |
| SINO ELITE CORPORATION LIMITED | Private company limited by shares | Live |
| WAH SING (HK) INT'L TRAVEL AGENT LIMITED | Private company limited by shares | Live |
| Sino Pacific Trading Group Limited | Private company limited by shares | Live |
| SHENZHEN SINO ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| GREAT SINO CORPORATION LIMITED | Private company limited by shares | Live |
| MASS SINO CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SINO MERIT CORPORATION LIMITED | Private company limited by shares | Live |
| SINO WINFUL LIMITED | Private company limited by shares | Live |
| SINO SPRING TRADING LIMITED | Private company limited by shares | Dissolved |
| HONGKONG AINA SINUSIUM TECHNOLOGY GROUP INT'L LIMITED | Private company limited by shares | Live |
| SINO VICTORY MINING INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO UNITED CHINA LIMITED | Private company limited by shares | Dissolved |