| SING HING SEAFOOD COMPANY LIMITED | Private company limited by shares | Live |
| SING MEI INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAI SING TRANSPORT (CHINA-HK) LIMITED | Private company limited by shares | Dissolved |
| SINOTEC INTERNATIONAL SANITARY COMPANY LIMITED | Private company limited by shares | Live |
| TUNG SING TIN MA COMPANY LIMITED | Private company limited by shares | Live |
| Che Sing China Products Limited | Private company limited by shares | Dissolved |
| SINO COTERIE TRADING LIMITED | Private company limited by shares | Dissolved |
| Sinocean Mining Company Limited | Private company limited by shares | Dissolved |
| SINIX ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERELY (ASIA PACIFIC) ENGINEERING LIMITED | Private company limited by shares | Live |
| SINCERELY (ASIA) ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ART SINO PERIODICAL OFFICE LIMITED | Private company limited by shares | Live |
| SINGYU LIGHTING CO., LIMITED | Private company limited by shares | Dissolved |
| Sing Hoi Hong Kong Limited | Private company limited by shares | Live |
| SINO HONG KONG BUSINESS AGENCY LIMITED | Private company limited by shares | Live |
| SINO PRO RETAIL EQUIPMENT LIMITED | Private company limited by shares | Live |
| SINOMAX ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| SINO CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| SINO LEGEND HOLDING GROUP LIMITED | Private company limited by shares | Live |
| KAI SING ENVIRONMENTAL PROTECTION GARDENING LIMITED | Private company limited by shares | Dissolved |
| SINCO (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Sino Mongolian Resources Company Limited | Private company limited by shares | Live Commenced dormancy on 29-Mar-2011 |
| SINO AG CHEMICALS CO., LIMITED | Private company limited by shares | Live |
| SINO PROSPER (ASIA) LIMITED | Private company limited by shares | Live |
| SINCO LIMITED | Private company limited by shares | Live |
| SINO CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| SINO TALENT TRADING LIMITED | Private company limited by shares | Live |
| SINO WEALTHY ELECTRONICS LIMITED | Private company limited by shares | Live |
| CNT (Singapore) Limited | Private company limited by shares | Live |
| MAGIC SINO LIMITED | Private company limited by shares | Live |
| SINO CONTROLS ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO GOLD AND SILVER HONG KONG LIMITED | Private company limited by shares | Live |
| INDO SINO DIAMONDS LIMITED | Private company limited by shares | Dissolved |
| KAM SING MARBLE WORKS LIMITED | Private company limited by shares | Live |
| Y.S. SINO-DEUTSCH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO WIN GROUP (H.K.) LIMITED | Private company limited by shares | Live |
| SINO SUCCESS LIMITED | Private company limited by shares | Dissolved |
| SINGAPORE LIMITED | Private company limited by shares | Dissolved |
| SINOTAC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO WEALTH INC. LIMITED | Private company limited by shares | Dissolved |
| SINO GLOBAL CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO TREASURE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| EVER SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO FAME INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO STRONG (H.K.) LIMITED | Private company limited by shares | Live |
| CHU CHAP SING COMPANY LIMITED | Private company limited by shares | Live |
| SINOCORE HOLDING LIMITED | Private company limited by shares | Live |
| Sing Kwong Jewelry Limited | Private company limited by shares | Live |
| SING TAK FUNG LIMITED | Private company limited by shares | Live |
| SINO PROSPER INVESTMENT LIMITED | Private company limited by shares | Live |
| GREATEST SINO LIMITED | Private company limited by shares | Dissolved |
| SINO WINTEX INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINOBASIS COMPANY LIMITED | Private company limited by shares | Dissolved |
| WIN SINO MONEY CHANGER LIMITED | Private company limited by shares | Dissolved |
| HAPPY SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| A2Z SINO COMPANY LIMITED | Private company limited by shares | Live |
| UNCLE CURRY SINGAPORE FOOD AND DRINKS PRIVATED LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Sing Tak Trading Company Limited | Private company limited by shares | Live |
| GOAL SINO LIMITED | Private company limited by shares | Live |
| SINO BUILD TRADING LIMITED | Private company limited by shares | Live |
| SINO ONE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| TAK SING ELECTRONIC METAL EQUIPMENTS LIMITED | Private company limited by shares | Live |
| CHINA SINGBRIDGE TECHNOLOGY (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINRRY ELECTRONICS HONGKONG CO., LIMITED | Private company limited by shares | Live |
| SINO RIGHT ENGINEERING LIMITED | Private company limited by shares | Live |
| SINOCOM ENTERPRISES CO. LIMITED | Private company limited by shares | Live |
| SINODEC STONE LIMITED | Private company limited by shares | Dissolved |
| SINO-AUSTRALIA INDUSTRIAL PARK LIMITED | Private company limited by shares | Dissolved |
| LAU SING YUE VAN CALL CENTRE LIMITED | Private company limited by shares | Live |
| SPLENDID SINO LIMITED | Private company limited by shares | Dissolved |
| Wan Sing (H.K.) Limited | Private company limited by shares | Dissolved |
| SINOWILL INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO LOYAL LIMITED | Private company limited by shares | Live |
| Sinovation Capital Asset Management Company Limited | Private company limited by shares | Live |
| RICH SINO INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Singatron Enterprise Company Limited | Private company limited by shares | Dissolved |
| SINO CHANNEL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SING YIN SECONDARY SCHOOL EDUCATION FOUNDATION LIMITED | Company limited by guarantee | Live |
| SINCERELY GOLD HONGKONG LIMITED | Private company limited by shares | Live |
| SINOFUND CORPORATION LIMITED | Private company limited by shares | Live |
| SINO-NEFT PETROLEUM (INDUSTRIAL) LIMITED | Private company limited by shares | Dissolved |
| SINO TOP ENERGY CONSERVATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO UNITY LIMITED | Private company limited by shares | Live |
| SING HO CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| SINO-NEFT PETROLEUM (DEVELOPMENT) LIMITED | Private company limited by shares | Dissolved |
| Sino Fund Capital Limited | Private company limited by shares | Live |
| Sino Asset Limited | Private company limited by shares | Live |
| Sino Asset Management Limited | Private company limited by shares | Live |
| Sino Charitable Foundation Limited | Private company limited by shares | Live |
| SINO VISION LIMITED | Private company limited by shares | Live |
| SINO PESCA GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Live |
| SINO WEAL (H.K.) ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SUN SING TOUR COMPANY LIMITED | Private company limited by shares | Live |
| SINO GRACE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINOMAKING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO SAM (HK) LIMITED | Private company limited by shares | Live |
| Sino Mount Group (China) Limited | Private company limited by shares | Live |
| SINO-IRAN LIMITED | Private company limited by shares | Dissolved |
| SINO NEW INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |