| MAGTECH LIMITED | Private company limited by shares | Live |
| MAG-TECH (ASIA) LIMITED | Private company limited by shares | Dissolved |
| Magtech Industry Co., Limited | Private company limited by shares | Dissolved |
| PRO-PERFECT MAGTECH CO., LIMITED | Private company limited by shares | Live |
| PRO-PERFECT MAGTECH CO., LIMITED | | Live |
| EASTERN MAGTECH LIMITED | Private company limited by shares | Live |
| EUKE MagTech Limited | Private company limited by shares | Live |
| GRAND MAGTECH COMPANY LIMITED | Private company limited by shares | Live |
| MAGTECH HONG KONG LIMITED | Private company limited by shares | Dissolved |
| MAGTECH INC. LIMITED | Private company limited by shares | Live |
| MAGTECH INDUSTRIAL CORP. LIMITED | Private company limited by shares | Live |