| COSHAN LIMITED | Private company limited by shares | Dissolved |
| COSHAN DEVELOPMENT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| COSHARE LIMITED | Private company limited by shares | Dissolved |
| COSHARE LIMITED | Private company limited by shares | Live |
| Coshare Trade Limited | Private company limited by shares | Live |
| CO-SHARES LIMITED | Private company limited by shares | Dissolved |
| COSHEER LIMITED | Private company limited by shares | Dissolved |
| COSHEN LIMITED | Private company limited by shares | Dissolved |
| COSHEN TEXTILES LIMITED | Private company limited by shares | Dissolved |
| Cosher Limited | Private company limited by shares | Dissolved |
| COSHEY LIMITED | Private company limited by shares | Dissolved |
| COSHICO LIMITED | Private company limited by shares | Live |
| COSHILL COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSHILY LIMITED | Private company limited by shares | Live |
| HK COSHIN TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| COSHIN GROUP (HK) LIMITED | Private company limited by shares | Live |
| COSHIN (HK) TRADING LIMITED | Private company limited by shares | Live |
| Coshine Facepaint Co., Limited | Private company limited by shares | Live |
| COSHINE GROUP CO., LIMITED | Private company limited by shares | Live |
| New Coshine Technology Co., Limited | Private company limited by shares | Live |
| COSHINE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| INTERNATIONAL COSHINE LIMITED | | Live |
| Coshine Beauty International Co., Limited | Private company limited by shares | Live |
| CO-SHINE INTERNATIONAL LOGISTICS CO., LIMITED | Private company limited by shares | Live |
| Coshine Software Co. Limited | Private company limited by shares | Live |
| Coshine Technology Limited | Private company limited by shares | Live |
| CoShine Health Technology (HK) Co., Limited | | Live |
| Cosholic Limited | Private company limited by shares | Live |
| COSHOPPER.HK LIMITED | Private company limited by shares | Dissolved |
| COSHOW GROUP COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG COSHUILI (INTERNATIONAL) TRADING LIMITED | Private company limited by shares | Dissolved |
| KOREA COSHYLAN INTERNATIONAL COSMETICS CO., LIMITED | Private company limited by shares | Live |
| COSIA MACHINERY & TOOLS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Global COSIC Immigration Consultant Limited | Private company limited by shares | Live |
| COSIDA LIMITED | Private company limited by shares | Dissolved |
| COSILIBO TECH CO. LIMITED | Private company limited by shares | Live |
| COSIM LIMITED | Private company limited by shares | Dissolved |
| Cosima Sports Company Limited | Private company limited by shares | Live |
| Cosimo Industrial Corporation Limited | Private company limited by shares | Live |
| COSIMO INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| COSIMO (WB) CAPITAL LIMITED | Private company limited by shares | Live |
| COSIMODE LIMITED | Private company limited by shares | Live |
| COSIMODEGROUP LIMITED | Private company limited by shares | Live |
| COSIN LIMITED | Private company limited by shares | Dissolved |
| COSINDA TRADING (HONG KONG) LIMITED | | Live |
| COSINE LIMITED | Private company limited by shares | Live |
| Cosine CPA Limited | Private company limited by shares | Live |
| Cosine Sports & Entertainment Co., Limited | | Live |
| COSINE ELECTRONIC PARTS LIMITED | Private company limited by shares | Dissolved |
| COSINE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SINE & COSINE CONSULTING LIMITED | Private company limited by shares | Live |
| COSINE PUBLICATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cosing Tech Co., Limited | Private company limited by shares | Live |
| COSING TRADING LIMITED | | Live |
| COSINGWA COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSINO COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSINO INVESTMENT LIMITED | Private company limited by shares | Live Ceased dormancy on 22-Feb-2011 |
| COSINUS COMPANY LIMITED | Private company limited by shares | Live |
| NINGBO COSION TRADE CO., LIMITED | Private company limited by shares | Live |
| Cosis Ecommerce Limited | Private company limited by shares | Live |
| COSISTAT LIMITED | Private company limited by shares | Dissolved |
| COSITA LIMITED | Private company limited by shares | Live |
| Cosjade Lake Maritime Limited | Private company limited by shares | Live |
| COSKIL CONSULTING AND TRADING LIMITED | Private company limited by shares | Dissolved |
| CO-SKILL LIMITED | Private company limited by shares | Dissolved |
| COSKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CoSky Limited | Private company limited by shares | Live |
| COSLAB HK LIMITED | Private company limited by shares | Dissolved |
| HK COSLAB COSMETICS TRADE LIMITED | Private company limited by shares | Live |
| Coslab Global Hong Kong Limited | Private company limited by shares | Dissolved |
| COSLAB HONG KONG LIMITED | Private company limited by shares | Dissolved |
| COSLAND INVESTMENT LIMITED | Private company limited by shares | Live |
| COSLASH LIMITED | | Live |
| COSLC Investment 1 Co., Limited | | Live |
| COSLEN LIMITED | Private company limited by shares | Live |
| COSL-HONGKONG LIMITED | Private company limited by shares | Live |
| COSLI INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSLINK LIMITED | Private company limited by shares | Live |
| COSLITE COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSLUCK SHIPPING LIMITED | Private company limited by shares | Live |
| COSM ELECTRONICS LIMITED | Private company limited by shares | Live |
| COSMA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| COSMACT LIMITED | Private company limited by shares | Live |
| COSMAIN FACILITIES LIMITED | Private company limited by shares | Dissolved |
| Cosmaire Co., Limited | Private company limited by shares | Live |
| RANA COSMALINE LIMITED | Private company limited by shares | Live |
| COSMAN LIMITED | Private company limited by shares | Live |
| CHINA COSMAN JEWELRY LIMITED | Private company limited by shares | Live |
| GERMANY DE COSMAN GROUP LIMITED | Private company limited by shares | Live |
| COSMAN HEALTH GROUP LIMITED | Private company limited by shares | Live |
| FRANCE COSMANER INTERNATIONAL BEAUTY GROUP CO., LIMITED | Private company limited by shares | Live |
| COSMART LIMITED | Private company limited by shares | Dissolved |
| COSMART COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSMART INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMART INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| COSMART MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| Cosmartec Limited | Private company limited by shares | Live |
| COSMASIA LIMITED | Private company limited by shares | Dissolved |
| COSMATA LIMITED | Private company limited by shares | Dissolved |
| COSMATELINE LIMITED | Private company limited by shares | Live |