| UNICHEM LIMITED | Private company limited by shares | Dissolved |
| Unichem Oil Company Limited | Private company limited by shares | Live |
| ASIA UNICHEM LIMITED | Private company limited by shares | Live |
| UNICHEM CHEMICALS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA UNICHEM LIMITED | Private company limited by shares | Live |
| UNICHEM (CHINA) LIMITED | Private company limited by shares | Live |
| Unichem Co., Limited | Private company limited by shares | Live |
| UNICHEM CONSTRUCTION PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Unichem Enterprise Limited | Private company limited by shares | Live |
| UNICHEM ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| UNICHEM GLOBAL CO., LIMITED | Private company limited by shares | Live |
| UNICHEM GROUP LIMITED | Private company limited by shares | Dissolved |
| Unichem Group Limited | Private company limited by shares | Live |
| UNICHEM INDUSTRIAL CO ., LIMITED | Private company limited by shares | Live |
| CHINA UNICHEM INDUSTRIAL LIMITED | Private company limited by shares | Live |
| UNI-CHEM INDUSTRIAL TRADING LIMITED | Private company limited by shares | Dissolved |
| UNICHEM INDUSTRY LIMITED | Private company limited by shares | Live |
| UNICHEM PACIFIC LIMITED | Private company limited by shares | Live |