| COSMOS WELL LIMITED | Private company limited by shares | Dissolved |
| WELL COSMOS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| COSMOS WELL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WELL COSMOS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WELL COSMOS INVESTMENTS LIMITED | Private company limited by shares | Live |
| COSMOS WELL PACIFIC LIMITED | Private company limited by shares | Dissolved |
| COSMOS WINNER LIMITED | Private company limited by shares | Dissolved |
| WINNER COSMOS LIMITED | Private company limited by shares | Live |
| COSMOS WIRES AND CONNECTORS MANUFACTURING LIMITED | Private company limited by shares | Live |
| WISE COSMOS LIMITED | Private company limited by shares | Dissolved |
| COSMOS WISE LIMITED | Private company limited by shares | Dissolved |
| WISE COSMOS LIMITED | Private company limited by shares | Dissolved |
| COSMOS WISE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| COSMOS WISE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WISE COSMOS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WISE COSMOS JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| WONDERFUL COSMOS LIMITED | Private company limited by shares | Live |
| WONDERFUL COSMOS INVESTMENT LIMITED | Private company limited by shares | Live |
| COSMOS WOODWORKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSMOS WORTH COMPANY LIMITED | Private company limited by shares | Live |
| COSMOS WORTH INVESTMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 03-Jun-2008 |
| Cosmos Yarn Limited | Private company limited by shares | Live |
| COSMOS YEAR LIMITED | Private company limited by shares | Dissolved |
| COSMOS YING LUN (HONG KONG) LIMITED | Private company limited by shares | Live |
| COSMOS YORK LIMITED | Private company limited by shares | Live |
| CosmoSci Limited | Private company limited by shares | Live |
| COSMOS.COM LIMITED | Private company limited by shares | Live |
| Cosmose Limited | Private company limited by shares | Live |
| COSMOSET LIMITED | Private company limited by shares | Dissolved |
| COSMOSFIT LIMITED | Private company limited by shares | Dissolved |
| COSMOSFRONT LIMITED | Private company limited by shares | Live |
| COSMOSFUND LIMITED | Private company limited by shares | Dissolved |
| COSMOSHERO LIMITED | Private company limited by shares | Dissolved |
| COSMOSIS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| COSMOS-K COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSMOSKY MICROBE AND AGRICULTURAL TECHNOLOGY INVESTMENT COMPANY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| COSMOSNILA LIMITED | Private company limited by shares | Live |
| COSMO-SPOT LIMITED | Private company limited by shares | Dissolved |
| CosmoSpring Limited | | Live |
| COSMOS-RAY MACHINERY ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| COSMOSS VU LIMITED | Private company limited by shares | Live |
| COSMOSS GROUP LIMITED | Private company limited by shares | Live |
| COSMOSTAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSMOSTAR DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Cosmostar Hong Kong Limited | Private company limited by shares | Live |
| Cosmostar Tech Limited | Private company limited by shares | Live |
| Cosmostation Limited | Private company limited by shares | Live |
| Cosmosum Limited | Private company limited by shares | Live |
| COSMOSUPPLYLAB LIMITED | Private company limited by shares | Live |
| COSMOSWEALTH LIMITED | Private company limited by shares | Dissolved |