| Qingdao Sino Carbon Limited | Private company limited by shares | Dissolved |
| SINOSHIP&TRADING CO., LIMITED | Private company limited by shares | Live |
| SINOTRANS AIR TRANSPORTATION (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| SING YUE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO MAPLE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| LK SILICONE MANUFACTURES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| VOIP SISTEM LIMITED | Private company limited by shares | Dissolved |
| SINASIA LIMITED | Private company limited by shares | Live |
| SINO GRAPHITE LIMITED | Private company limited by shares | Dissolved |
| Sino Capital Investment Management Limited | Private company limited by shares | Dissolved |
| Sino Light Management Limited | Private company limited by shares | Dissolved |
| OCEAN SINO CREATION LIMITED | Private company limited by shares | Live |
| SINO REALITY SOURCING LIMITED | Private company limited by shares | Live |
| SINO-HONGKONG GROUP IMP&EXP LIMITED | Private company limited by shares | Live |
| HONG KONG SINO WAY ENTERPRISE LIMITED | Private company limited by shares | Live |
| Sincere and Joyful Care Service Company Limited | Private company limited by shares | Dissolved |
| SINO METHOD LIMITED | Private company limited by shares | Dissolved |
| Sino Health Management Limited | Private company limited by shares | Live |
| REFINE SILICONE TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| SINOS INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| SINO ASIA INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| SINO TOP INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| SINO HONOUR INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| SINO-GERMAN DIMEI ENERGY TECHNOLOGY JOINT CO., LIMITED | Private company limited by shares | Live |
| HongKong Sintao Design Limited | Private company limited by shares | Dissolved |
| SINO TACT (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SICHUAN GAOXIAO ENTERPRISE ALLIANCE LIMITED | Private company limited by shares | Dissolved |
| SINOBEST GROUP LIMITED | Private company limited by shares | Live |
| NEWBALANCE SILICONE TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SINOX Energy Limited | Private company limited by shares | Live |
| SINO TRADE TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| SINO SUN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO RESERVES HOLDING CORPORATION LIMITED | Private company limited by shares | Live |
| SIKE (HONGKONG) DIGITAL CO., LIMITED | Private company limited by shares | Live |
| KOREA QIANSIWAN SILK GROUP STOCK LIMITED | Private company limited by shares | Dissolved |
| SINO SUN IMP AND EXP CO., LIMITED | Private company limited by shares | Dissolved |
| SINOMAX ASSETS MANAGEMENT LIMITED | Private company limited by shares | Live |
| SINO TRANSPORT INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| SIXTH BASE INVESTMENTS LIMITED | Private company limited by shares | Live |
| HONG KONG GAM SING TRADING LIMITED | Private company limited by shares | Dissolved |
| YOU SING TRADING LIMITED | Private company limited by shares | Dissolved |
| Sinfonietta Technology (HK) Limited | Private company limited by shares | Dissolved |
| SIYUAN INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO-WALKER LIMITED | Private company limited by shares | Dissolved |
| SINOSEA SHIPPING LIMITED | Private company limited by shares | Live |
| Sino Minerals Asia Limited | Private company limited by shares | Live |
| MOTHER & SISTERS COMPANY LIMITED | Private company limited by shares | Live |
| Sinoey Electronic Technology Co. Limited | Private company limited by shares | Live |
| SIMURGH LIMITED | Private company limited by shares | Live |
| SINKO PRODUCTS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| TOOYEE CERAMICS (SINO-GERMAN JOINT VENTURE) INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SILKROADS TRADING CO., LIMITED | Private company limited by shares | Live |
| KUWART SILICONE (GROUP) CO., LIMITED | Private company limited by shares | Dissolved |
| SINO SING INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SING GO INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Silverskai Global Limited | Private company limited by shares | Dissolved |
| Silverback Sports Limited | Private company limited by shares | Dissolved |
| SINOTRIPRO GROUP INVESTMENT LIMITED | Private company limited by shares | Live |
| KINGGRAND SILICONE RUBBER PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| SILVERBRIDGE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| RICH SINO CORPORATION LIMITED | Private company limited by shares | Live |
| SIRENE STRATEGY LIMITED | Private company limited by shares | Live |
| SPEGIFT SILICONE HOUSEWARE HK LIMITED | Private company limited by shares | Dissolved |
| SINO VIEW PROPERTIES LIMITED | Private company limited by shares | Live |
| SUN SING CONSTRUCTION LIMITED | Private company limited by shares | Live |
| HK NEW SISHANG INT'L DINING LIMITED | Private company limited by shares | Dissolved |
| SICHUANG TECHNOLOGY ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI SIYU ELECTRIC CO., LIMITED | Private company limited by shares | Dissolved |
| SiuBoBo Limited | Private company limited by shares | Live |
| SINO FU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| GRACE PLASTIC & SILICONE PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| HK SILVERCORP INT'L INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO INTERNATIONAL TRADE COMPANY LIMITED | Private company limited by shares | Live |
| SINO CORPORATE CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SILVER BEAUTY 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 |
| SILK JEWELRY CO., LIMITED | Private company limited by shares | Live |
| YOUNG SING HEATECH CO., LIMITED | Private company limited by shares | Dissolved |
| 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 |
| SIKHARA GROUP (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINOTIG LIMITED | Private company limited by shares | Live |
| SILK INTERACTIVE LIMITED | Private company limited by shares | Live |
| SING YEE INTERNATIONAL TRADING 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 |
| Sun Silk Road Trading Limited | Private company limited by shares | Live |
| SINO SAIL (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SILVER SLEEK LIMITED | Private company limited by shares | Dissolved |
| 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 |