| HANNING LIMITED | Private company limited by shares | Live |
| HANNING ULTRASONIC ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HANNING (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG HANNING CO. LIMITED | Private company limited by shares | Dissolved |
| HONGKONG HANNING CORPORATION LIMITED | Private company limited by shares | Live |
| HANNING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HANNING INTERNATIONAL TRADE LIMITED | | Live |
| HANNING PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| HANNING WELDING TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HANNING TRADING LIMITED | Private company limited by shares | Dissolved |
| HANNINGFIELD LIMITED | Private company limited by shares | Dissolved |
| HANNINGFIELD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HANNINGFORD LIMITED | Private company limited by shares | Dissolved |
| HANNINGTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |