| Sinoey Electronic Technology Co. Limited | Private company limited by shares | Live |
| TOOYEE CERAMICS (SINO-GERMAN JOINT VENTURE) INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO SING INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SINOTRIPRO GROUP INVESTMENT LIMITED | Private company limited by shares | Live |
| RICH SINO CORPORATION LIMITED | Private company limited by shares | Live |
| SINO VIEW PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO FU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO INTERNATIONAL TRADE COMPANY LIMITED | Private company limited by shares | Live |
| SINO CORPORATE CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SINO TECHNOLOGY INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO TOWER IMPORT & EXPORT CO., LIMITED | Private company limited by shares | Live |
| HK SINO INT'L NEW ENERGY CO., LIMITED | Private company limited by shares | Live |
| SINO ALLY INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO EAST LIMITED | Private company limited by shares | Live |
| SINO SUN (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO WELL PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO SONIC LIMITED | Private company limited by shares | Live |
| SINO GRAND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| NATIONAL SINO LIMITED | Private company limited by shares | Live |
| SINOTIG LIMITED | Private company limited by shares | Live |
| SINO INDUSTRY GROUP LIMITED | Private company limited by shares | Dissolved |
| CAPITAL SINO CORPORATION LIMITED | Private company limited by shares | Live |
| SINO ACT LIMITED | Private company limited by shares | Live |
| SINO SAIL (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SINOINTURE CORPORATION (HONGKONG) LIMITED | Private company limited by shares | Live |
| OEC - Sino Pura Partners Limited | Private company limited by shares | Live Commenced dormancy on 12-Jan-2016 |
| SINO CULTURAL GROUP LIMITED | Private company limited by shares | Dissolved |
| SinoPins Company Limited | Private company limited by shares | Live |
| SINO CHAMPION TRADING LIMITED | Private company limited by shares | Dissolved |
| VICTORY SINO TRADING LIMITED | Private company limited by shares | Live |
| CENTURY SINO (H.K.) LIMITED | Private company limited by shares | Live |
| Sino Healthcare (Hong Kong) Trading Limited | Private company limited by shares | Live |
| SINO FIELD INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO COMMUNICATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sinocuit Technology Limited | Private company limited by shares | Live |
| SINO LINKAGE INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| Sinoport Industry Co., Limited | Private company limited by shares | Dissolved |
| GRAND SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| FIRST SINO (H.K.) LIMITED | Private company limited by shares | Live |
| SINO BIOMEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO RIVER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO DRAGON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINOTEX INCORPORATION LIMITED | Private company limited by shares | Live |
| SINO RAISE LIMITED | Private company limited by shares | Live |
| SINO TOP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO WIN INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| SINO HAHALA ANIME NETWORK TECH LIMITED | Private company limited by shares | Dissolved |
| SINO MORAL LIMITED | Private company limited by shares | Live |
| SINO RISE OVERSEAS TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINO STRONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINONET LIMITED | Private company limited by shares | Dissolved |
| Sinosgoods Technologies (HK) Limited | Private company limited by shares | Live |
| SINO AUTOMOTIVE CONSULTING HK LIMITED | Private company limited by shares | Live |
| SINOBOCA LIMITED | Private company limited by shares | Live |
| SINO SPEED INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO ON GROUP INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO BASE (HK) LIMITED | Private company limited by shares | Live |
| Sino Daren Company Limited | Private company limited by shares | Live |
| SINO HENGTONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINORITA SDN BDH LIMITED | Private company limited by shares | Dissolved |
| SINO CARBON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sino Bright Group Limited | Private company limited by shares | Live |
| SINO WISE PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO CREATOR INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO International Products Co. Limited | Private company limited by shares | Live |
| Sino Mining Mineral Resources Limited | Private company limited by shares | Dissolved |
| SINO HILL GROUP LIMITED | Private company limited by shares | Live |
| Sino Wise Manufacturing Group (HK) Limited | Private company limited by shares | Live |
| Sino Performer Industrials Co., Limited | Private company limited by shares | Live |
| SINO AMERICAN (HK) LIMITED | Private company limited by shares | Live |
| Sinomold (HK) Limited | Private company limited by shares | Live |
| Sino Global Solutions Limited | Private company limited by shares | Live |
| RIGHT SINO LIMITED | Private company limited by shares | Dissolved |
| SINO-GLORY RESOURCES HOLDING CO., LIMITED | Private company limited by shares | Live |
| SINO RICH WORLD LIMITED | Private company limited by shares | Live |
| SINO OCEAN MARINE LIMITED | Private company limited by shares | Live |
| SINO TECH SUCCESS LIMITED | Private company limited by shares | Dissolved |
| SINOWIT CHEMICAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SINO TRIWIN ENERGY INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SINO TRIWIN MINING GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO GLORY CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINO LUCKY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO WORLD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINOUP INTERNATIONAL GROUP COMPANY LIMITED | Private company limited by shares | Live |
| GULF SINO EXCHANGE LIMITED | Private company limited by shares | Dissolved |
| SINO SHIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DRAGON SINO ENTERPRISES LIMITED | Private company limited by shares | Live |
| PLUS SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ASIA SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO HARVEST INTERNATIONAL CREATION LIMITED | Private company limited by shares | Live |
| SINO GOOD WEALTH CREATION LIMITED | Private company limited by shares | Dissolved |
| SINO SUPREME INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO SUPREME INVESTMENTS LIMITED | Private company limited by shares | Live |
| Sinoworks Limited | Private company limited by shares | Live |
| EXCELLA EXPERTISE (SINO) LIMITED | Private company limited by shares | Live |
| SINO WIDE GROUP LIMITED | Private company limited by shares | Live |
| SINO FLOURISH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO EPA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO BENEFIT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Sino Titans Limited | Private company limited by shares | Dissolved |