| CHIAM LIMITED | Private company limited by shares | Dissolved |
| ChiAm (Asia) Limited | Private company limited by shares | Live |
| CHIAMAKA CONSULTING LIMITED | Private company limited by shares | Live |
| ChiaMei International (ShenZhen) Technology Co., Limited | Private company limited by shares | Live |
| HK CHIAMENG ENTERPRISE LIMITED | Private company limited by shares | Live |
| CP CHIAMERICA MEDICAL CENTRE LIMITED | Company limited by guarantee | Live |
| CHI-AMEX INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| Chiamger Welding Materials Co., Limited | Private company limited by shares | Live |
| CHIAMO CULTURAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |