| SINOBRAS INVESTMENT LIMITED | Private company limited by shares | Live |
| HONG KONG KAM SING KONG FAT TRADING COMPANY LIMITED | Private company limited by shares | Live |
| BEST SINO CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO ELITE TRADING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO-AUSTRIA INTERNATIONAL DESIGN CONSULTANT LIMITED | Private company limited by shares | Live Commenced dormancy on 18-Mar-2016 |
| SING LEE ENGINEERING (HK) LIMITED | Private company limited by shares | Dissolved |
| SINOMAX ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO GRAND TRADING (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SINO CONCORD INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINOBAND GROUP HK LIMITED | Private company limited by shares | Dissolved |
| SINO CREATION (HK) CO., LIMITED | Private company limited by shares | Live |
| FORTUNATE SINO LIMITED | Private company limited by shares | Dissolved |
| KIN SING MARINE ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO EPOCH INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO-AFRICAN BUSINESS CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Sino Light Technology Limited | Private company limited by shares | Live |
| SINO MELODY LIMITED | Private company limited by shares | Live |
| Sinobi Mould Company Limited | Private company limited by shares | Live |
| SING PING (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO GLOBAL INVESTMENT GROUP CO., LIMITED | Private company limited by shares | Live |
| SINO PARTNERS LIMITED | Private company limited by shares | Dissolved |
| FU SING METAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOSHIELD INTERNATIONAL LOGISTICS LIMITED | Private company limited by shares | Dissolved |
| QINGDAO SINOFIRST LIMITED | Private company limited by shares | Live |
| KEUNG SING HONG CO. LIMITED | Private company limited by shares | Live |
| SINO UNITED INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO LEADER (ASIA) LIMITED | Private company limited by shares | Live |
| SINO RISE TRADING LIMITED | Private company limited by shares | Live |
| KUOI SING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Shenzhen Sinomania Technology Co., Limited | Private company limited by shares | Live |
| SING WO ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SING KWAN TRADING LIMITED | Private company limited by shares | Live |
| SINCHAN GROUP CO., LIMITED | Private company limited by shares | Live |
| SINOPLAN MARKETING LIMITED | Private company limited by shares | Live |
| SINOTRADE COMMERCE LIMITED | Private company limited by shares | Live |
| Sincere Care Limited | Private company limited by shares | Live |
| A. B. C. SINO LIMITED | Private company limited by shares | Dissolved |
| SINO WEALTHY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO ETREASURE CO., LIMITED | Private company limited by shares | Live |
| SINO LITHIUM (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SINOGROUP INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| SINCERE ACCESSORIES LIMITED | Private company limited by shares | Live |
| SINO LINK INTERNATIONAL CREATION LIMITED | Private company limited by shares | Live |
| SINELEC LIMITED | Private company limited by shares | Dissolved |
| SINOGOAL INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO SERVICE GROUP LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI SINOLUMI EXPORTS LIMITED | Private company limited by shares | Dissolved |
| SINO DIAMONDS LIMITED | Private company limited by shares | Live |
| SINOWIN GLORY SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SINO ASIA CORPORATE CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SINO ACHIEVER LIMITED | Private company limited by shares | Live |
| MULTI SINO ASIA GROUP LIMITED | Private company limited by shares | Live |
| SINO SKY TECHNOLOGY GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| CENTURY SINO LIMITED | Private company limited by shares | Live |
| SING CHUEN ENGINEERING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO E-CIGARETTE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Sino Mining Consultancy Limited | Private company limited by shares | Live |
| SinoTec (HongKong) Co., Limited | Private company limited by shares | Live |
| Sinkpad Asia Limited | Private company limited by shares | Live |
| Sino US Consulting Co. Limited | Private company limited by shares | Live |
| HK SINO VERSION COMIC INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SUN SING INTERNATIONAL TRADING (HK) LIMITED | Private company limited by shares | Live |
| SINOVEL INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| WAN SING MEDICAL SUPPLIES COMPANY LIMITED | Private company limited by shares | Live |
| LONG SINO INVESTMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 13-Aug-2015 |
| SINO COMMERCE GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO CHASER INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO FAME INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO BRIGHT INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO HOPE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO GAIN OIL & GAS GROUP LIMITED | Private company limited by shares | Dissolved |
| SING FAI ENGINEERING ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| Sinevo Resources Holdings Limited | Private company limited by shares | Dissolved |
| Sino Finance Funding Corporation Limited | Private company limited by shares | Live |
| HECKENBERG SINO LIMITED | Private company limited by shares | Live |
| HONGKONG SINOOCEAN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sincere's Way Company Limited -The- | Private company limited by shares | Dissolved |
| SINO WING INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| MULTI SINO (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Sinosun Shipping Limited | Private company limited by shares | Live |
| SINO PRO INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO ALLIANCE ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO YIELD CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| Sinocast Hong Kong Limited | Private company limited by shares | Dissolved |
| SINO-HK INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| YUE SING METALWORKS CO., LIMITED | Private company limited by shares | Dissolved |
| SINOPETROL LIMITED | Private company limited by shares | Dissolved |
| SINOQUEEN CARE INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| SINO HERO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SUN WO SING LIMITED | Private company limited by shares | Live |
| SINO CHASER LIMITED | Private company limited by shares | Live |
| SINERTCH INTERNATIONAL (HK) CO LIMITED | Private company limited by shares | Live |
| SINO TRINITY GOLD CAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| Sino Jet Management Limited | Private company limited by shares | Live |
| SINO GAINER (HONG KONG) LIMITED | Private company limited by shares | Live |
| AMPLE SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO STRONG WIN LIMITED | Private company limited by shares | Live |
| SINO FIRST LIMITED | Private company limited by shares | Live |
| SINO FURNITURE MARKETING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO INNOVATION LIMITED | Private company limited by shares | Dissolved |