| American Cores & Electronics Company Limited | Private company limited by shares | Live |
| FERRITE CORES ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| CORES MANAGEMENT LIMITED | Private company limited by shares | Live |
| CORES INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| Cores Technology Co., Limited | Private company limited by shares | Live |
| KOREA CORESATION FASHION LIMITED | Private company limited by shares | Live |
| Core-Seal USA Manufacturing Limited | Private company limited by shares | Live |
| COREsearch Limited | Private company limited by shares | Live |
| Coresearch Limited | | Live |
| HK CORESERVE LIGHTING LIMITED | Private company limited by shares | Live |
| CORESIGHT LIMITED | Private company limited by shares | Live |
| CoreSilic Electronics Limited | | Live |
| CORE-SIMULATION LIMITED | | Live |
| CORE-SINO LIMITED | Private company limited by shares | Dissolved |
| CORESIX LIMITED | Private company limited by shares | Live |
| CORESOFT LIMITED | Private company limited by shares | Live |
| HONGKONG CORESON ELECTRONIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SHENZHEN CORESPARE ELECTRONIC LIMITED | Private company limited by shares | Live |
| CORESPOT LIMITED | Private company limited by shares | Dissolved |
| CORESPOT DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| CoreStaff Hong Kong Limited | Private company limited by shares | Live |
| CORESTAR LIMITED | Private company limited by shares | Dissolved |
| CORESTAR BRAND INTERNATIONAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Corestar Co., Limited | Private company limited by shares | Live |
| CORESTAR TURNKEY CO., LIMITED | Private company limited by shares | Live |
| Corestar Corporation Group Limited | Private company limited by shares | Live |
| CORESTAR RESOURCES LIMITED | Private company limited by shares | Live |
| CORESTAR ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| CORESTAR TRADING CO., LIMITED | Private company limited by shares | Live |
| CORESTONE LIMITED | Private company limited by shares | Dissolved |
| Corestone Investment Limited | Private company limited by shares | Dissolved |
| CORESTYLE (HONGKONG) TRADING CO., LIMITED | Private company limited by shares | Live |
| CORESUL HOLDINGS LIMITED | Private company limited by shares | Live |
| CORESUN HYDRATION CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN CORESUN INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| CORESWAY (HK) TECHNOLOGY LIMITED | | Live |
| CORESYSTEM LIMITED | | Live |
| CORESYSTEM TECHNOLOGY LIMITED | Private company limited by shares | Live |