| KEENNESS ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| Keenness Tools (HK) Co., Limited | Private company limited by shares | Live |
| HONGKONG KEENNESS TECH CO., LIMITED | Private company limited by shares | Live |
| KEENNESS INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HK KEENNESS INT'L MEDICAL BEAUTY LIMITED | Private company limited by shares | Live |
| KEENNESS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEENNESS ELECTRONIC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Keenness Electronic Technology Limited | Private company limited by shares | Live |