| COSCO Shenyang Shipping Limited | Private company limited by shares | Live |
| COSCO RAN SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO ACHIEVEMENT SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO Changchun Shipping Limited | Private company limited by shares | Live |
| COSCO FRANCE SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO GRAND SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO HAPPINESS SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO IZMIR SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO LUCK SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO SHIPPING Mexico Limited | | Live |
| COSCO Nanjing Shipping Limited | Private company limited by shares | Live |
| COSCO SHIPPING ORCHID LIMITED | Private company limited by shares | Live |
| COSCO PACIFIC SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO PORTUGAL SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO Shijiazhuang Shipping Limited | Private company limited by shares | Live |
| COSCO SPAIN SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO SHIPPING Uruguay Limited | | Live |
| COSCO VALIANCE SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO WISDOM SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO SHIPPING SOLAR LIMITED | Private company limited by shares | Live |
| COSCO SHIPPING Ports (Spain) Limited | Private company limited by shares | Live |
| COSCO SHIPPING STAR LIMITED | Private company limited by shares | Live |
| COSCO MARINE MACHINERY SUPPLIERS LIMITED | Private company limited by shares | Dissolved |
| COSCO SURABAYA SHIPPING LIMITED | Private company limited by shares | Live |
| COSCO INTERNATIONAL SHIP TRADING AND SUPPLYING SERVICES LIMITED | Private company limited by shares | Live |
| COSCO SHIPPING Ports (Vado) Limited | Private company limited by shares | Live |
| COSCO VENICE MARITIME LIMITED | Private company limited by shares | Live |
| COSCO WELLINGTON MARITIME LIMITED | Private company limited by shares | Live |
| COSCOA SHIPPING LINE LIMITED | Private company limited by shares | Live |
| COSCO-CAPITAL FINANCE LIMITED | Private company limited by shares | Dissolved |
| CoscoEx Limited | Private company limited by shares | Live |
| COSCOMED HEALTHCARE LIMITED | Private company limited by shares | Live |
| COSCORP HONG KONG LIMITED | Private company limited by shares | Live |
| COSCUS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| COSDA CO., LIMITED | Private company limited by shares | Live |
| COSDA INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| COSDA ELECTRONIC LIMITED | Private company limited by shares | Live |
| COSDA TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| COSDEL A.L.M. LIMITED | Private company limited by shares | Dissolved |
| COSDERM CO. LIMITED | Private company limited by shares | Dissolved |
| COSDERMA LIMITED | Private company limited by shares | Live |
| COSDERMA (HK) LIMITED | Private company limited by shares | Live |
| COSDI CO., LIMITED | Private company limited by shares | Live |
| Cosdignity Lake Maritime Limited | Private company limited by shares | Live |
| COSDROMOS Management Service Limited | Private company limited by shares | Live |
| COSDROMOS PROPERTY LIMITED | Private company limited by shares | Live |
| COSDUN COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSEA LIMITED | Private company limited by shares | Dissolved |
| COSEBA LIMITED | Private company limited by shares | Dissolved |
| COSEC LIMITED | Private company limited by shares | Dissolved |
| CO-SEC ACCOUNTANCY LIMITED | Private company limited by shares | Live |
| Jordan Cosec (Hong Kong) Limited | Private company limited by shares | Live |
| CO-SEC NOMINEE LIMITED | Private company limited by shares | Live |
| COSEC PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| COSEC SECRETARIAL LIMITED | Private company limited by shares | Live |
| COSECAI LIMITED | | Live |
| COSECHA COMPANY LIMITED | Private company limited by shares | Live |
| COSECOSY LIMITED | | Live |
| COSECRE LIMITED | Private company limited by shares | Dissolved |
| COSEE IMP & EXP CO., LIMITED | Private company limited by shares | Live |
| Cosef Limited | | Live |
| COSEKA COMPANY LIMITED | Private company limited by shares | Dissolved |
| COSEL ASIA LIMITED | Private company limited by shares | Live |
| CO-SELL LIMITED | Private company limited by shares | Dissolved |
| COSELLON TECHNOLOGY (HK) GROUP LIMITED | | Live |
| COSELMARINE LIMITED | Private company limited by shares | Dissolved |
| COSELOCEAN LIMITED | Private company limited by shares | Dissolved |
| COSELSALVAGE LIMITED | Private company limited by shares | Live |
| COSEM INTERNATIONAL(HONG KONG)CO., LIMITED | Private company limited by shares | Live |
| Cosemi Tech Limited | Private company limited by shares | Live |
| COSEN LIMITED | Private company limited by shares | Dissolved |
| COSEN LIMITED | Private company limited by shares | Live |
| COSEN (H.K.) ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| COSEN (HONG KONG) LIMITED | Private company limited by shares | Live |
| Cosen Intelligent (HK) CO., Limited | | Live |
| COSEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| COSEN TRADE LIMITED | | Live |
| Cosenbase Limited | Private company limited by shares | Live |
| COSENSES LIMITED | Private company limited by shares | Live |
| COSENTINO LIMITED | Private company limited by shares | Dissolved |
| Coser Uchu Limited | | Live |
| COSERS TRADE LIMITED | Private company limited by shares | Live |
| CO-SET INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HK COSET TRADE LIMITED | Private company limited by shares | Live |
| COSETTE LIMITED | Private company limited by shares | Dissolved |
| COSETTE INVESTMENTS LIMITED | Private company limited by shares | Live |
| COSETTE HOUSEHOLD ITEMS INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| CoseVision Limited | Private company limited by shares | Live |
| COSFAIR COMPANY LIMITED | Private company limited by shares | Live |
| COSFAIR SHIPPING LIMITED | Private company limited by shares | Live |
| Hongkong Cosfairy Co., Limited | Private company limited by shares | Live |
| COSFIBEL HK LIMITED | Private company limited by shares | Live |
| COSFIBEL HK WINE AND SPIRITS LIMITED | Private company limited by shares | Live |
| Cosflying Lake Maritime Limited | Private company limited by shares | Live |
| COSFORD LIMITED | Private company limited by shares | Dissolved |
| COSFORD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Cosglad Lake Maritime Limited | Private company limited by shares | Live |
| Cosgold Lake Maritime Limited | Private company limited by shares | Live |
| COSGREAT INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| COSGROVE LIMITED | Private company limited by shares | Dissolved |