| HARTUNG COMPANY LIMITED | Private company limited by shares | Dissolved |
| HARTUNG INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HARTUNG TOYS LIMITED | Private company limited by shares | Dissolved |
| HARTVALE LIMITED | Private company limited by shares | Dissolved |
| Hartvol Design Limited | Private company limited by shares | Dissolved |
| HARTWEG WORLD WIDE LIMITED | Private company limited by shares | Live |
| HARTWELL GROUP LIMITED | Private company limited by shares | Live |
| HARTWELL PACIFIC LIMITED | Private company limited by shares | Dissolved |
| HARTWELL PACIFIC LIMITED | Private company limited by shares | Live |
| HARTY LIMITED | Private company limited by shares | Live |
| HARTY ASIA ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Harty Hong Kong Limited | Private company limited by shares | Live |
| SOUTH HARTY LIMITED | Private company limited by shares | Live |
| HARTYSON INTERNATIONAL LIMITED | Private company limited by shares | Live |