| KOSE LIMITED | Private company limited by shares | Live |
| KOSE (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HAN RI KOSE MEI COSMETIC PACIFIC CO. LIMITED | Private company limited by shares | Dissolved |
| KOSE INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| KOSECARE (CHINA) LIMITED | Private company limited by shares | Live |
| KOSEE CONSTRUCTION LIMITED | Private company limited by shares | Live |
| KOSEIGAKU ASIA LIMITED | Private company limited by shares | Live |
| Kosemi Materials Limited | | Live |
| KOSEN LIMITED | Private company limited by shares | Dissolved |
| KOSEN LIMITED | | Live |
| KOSEN HOBBY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| Kosen International Co., Limited | Private company limited by shares | Dissolved |
| KOSEN SPORTS CO., LIMITED | Private company limited by shares | Live |
| KOSEN INT'L GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| KOSEN GROUP (HK) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG KOSEN INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG KOSEN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TOBISHI KOSEN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| KOSEN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KOSEN INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KOSEN SERVICE LIMITED | Private company limited by shares | Dissolved |
| Kosen Technology Co., Limited | Private company limited by shares | Live |
| TERRE KOSEN (HK) LIMITED | Private company limited by shares | Live |
| KOSEN TRADING LIMITED | | Live |
| ZHEJIANG KOSEN VALVE CO., LIMITED | Private company limited by shares | Dissolved |
| KOSES Asia Pacific Limited | Private company limited by shares | Live |