| WELL FUSION LIMITED | | Live |
| FUSION WINE LIMITED | Private company limited by shares | Live |
| Fusion Wisdom Limited | Private company limited by shares | Live |
| Fusion Wise Limited | | Live |
| FUSION WORKSHOP LIMITED | Private company limited by shares | Live |
| Xcel Fusion Limited | Private company limited by shares | Live |
| YuYi Fusion Limited | Private company limited by shares | Live |
| FusionAll Enterprise Company Limited | Private company limited by shares | Live |
| FUSIONCHIP TECHNOLOGY INT'L CO., LIMITED | Private company limited by shares | Dissolved |
| FUSIONER LIMITED | Private company limited by shares | Dissolved |
| Fusionex Limited | Private company limited by shares | Live |
| Fusionex IOT Limited | Private company limited by shares | Live |
| FUSIONFLY LIMITED | Private company limited by shares | Live |
| FUSIONHUB CO-FACTORYING SPACE LIMITED | 擔保有限公司 | Live |
| Fusion-io Limited | Private company limited by shares | Live |
| Fusions Biotechnology Limited -The- | Private company limited by shares | Live |
| FUSIONS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| FUSIONSILICON LIMITED | Private company limited by shares | Live |
| Fusionsky Technology Limited | | Live |
| Fusionstep Limited | Private company limited by shares | Live |
| Fusion-tech Limited | Private company limited by shares | Live |
| FUSIT (HONGKONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Fusley Group Limited | Private company limited by shares | Live |
| FUSLEY MINERALS GROUP LIMITED | Private company limited by shares | Live |
| FUSLEY MINERALS GROUP LIMITED | | Live |
| FUSLEY LOGISTIC LIMITED | Private company limited by shares | Dissolved |
| FUSLY LIMITED | Private company limited by shares | Dissolved |
| Fusmart Co., Limited | Private company limited by shares | Live |
| FUSN LIMITED | | Live |
| FUSN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FUSO & COMPANY LIMITED | Private company limited by shares | Dissolved |
| FUSO WIN LIMITED | Private company limited by shares | Dissolved |
| FUSO LIMITED | Private company limited by shares | Live |
| FUSO INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| FUSO FORWARDER (HK) LIMITED | Private company limited by shares | Dissolved |
| FUSO PRECISION HONG KONG LIMITED | Private company limited by shares | Live |
| FUSO TECHNOLOGIES (INTERNATIONAL) HONGKONG COMPANY LIMITED | Private company limited by shares | Live |
| JAPAN FUSODO CO., LIMITED | | Live |
| FUSON LIMITED | Private company limited by shares | Dissolved |
| FUSON LIMITED | Private company limited by shares | Live |
| Fuson CPA Limited | Private company limited by shares | Live |
| FUSON BUSINESS LIMITED | Private company limited by shares | Live |
| Fuson Capital Limited | Private company limited by shares | Live |
| Fuson Investment Company Limited | Private company limited by shares | Live |
| Fuson Investments Limited | Private company limited by shares | Live |
| Sinno Fuson Limited | Private company limited by shares | Live |
| FUSONIC LIMITED | Private company limited by shares | Live |
| FUSOUTH COMPANY LIMITED | Private company limited by shares | Dissolved |
| Fuss Limited | Private company limited by shares | Live |
| Fussen Company Limited | Private company limited by shares | Live |
| China Fussen (Hong Kong) Limited | Private company limited by shares | Live |
| Fussen Trade Co., Limited | | Live |
| FUSSEN TRADING LIMITED | | Live |
| FUSTAR LIMITED | Private company limited by shares | Live |
| FUSTAR INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FUSTEC CO., LIMITED | Private company limited by shares | Live |
| FUSTEC INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| FUSTEK INDUSTRIAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Fuster Group Co., Limited | Private company limited by shares | Live |
| FUSTONE RESOURCES LIMITED | Private company limited by shares | Live |
| FUSU LIMITED | Private company limited by shares | Dissolved |
| FUSUI (HONGKONG) PACKING PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| FUSYH ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |