| HONG KONG KINGNOB INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| KINGNOR INTERNATIONAL (H.K) CO., LIMITED | Private company limited by shares | Dissolved |
| YINGKOU KINGNOR MINERALS CO., LIMITED | Private company limited by shares | Live |
| KINGNOR ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| KINGNOS ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| KINGNOTE LIMITED | Private company limited by shares | Dissolved |
| KINGNOW CREATIVE LIMITED | Private company limited by shares | Dissolved |