| TAMRON BUSINESS CO., LIMITED | Private company limited by shares | Live |
| TAMRON ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAMRON IMPORT AND EXPORT COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAMRON FORWARDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TAMRON GROUP COMPANY LIMITED | Private company limited by shares | Live |
| TAMRON ( HONG KONG ) LIMITED | Private company limited by shares | Dissolved |
| TAMRON INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| TAMRON KUAIYUN LIMITED | Private company limited by shares | Live |
| TAMRON GARMENT MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAMRON SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAMRON HK TRADING LIMITED | Private company limited by shares | Dissolved |
| NAM YEUNG (TAMRON) GARMENT MANUFACTORY, LIMITED | Private company limited by shares | Dissolved |