| HIFA INDUSTRY LIMITED | Private company limited by shares | Live |
| HIFACER COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIFALUTIN INVESTMENTS LIMITED | Private company limited by shares | Live |
| HIFAME LIMITED | Private company limited by shares | Dissolved |
| HIFAN ASSOCIATES (HK) LIMITED | Private company limited by shares | Dissolved |
| HK HIFAN INDUSTRIAL CO., LIMITED | | Live |
| Hifar Solution Limited | Private company limited by shares | Live |
| HIFAST INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HIFAT PACKCRAFT CO., LIMITED | Private company limited by shares | Dissolved |
| HIFC MARTECH LIMITED | Private company limited by shares | Live |
| HIFC TRADING LIMITED | Private company limited by shares | Live |
| HIFEED HOLDING CO., LIMITED | Private company limited by shares | Live |
| ORIENTAL HIFENG MACHINERY GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HIFET Limited | Private company limited by shares | Live |
| HONGKONG HIFFERO LIMITED | Private company limited by shares | Live |
| PRO HI-FI LIMITED | Private company limited by shares | Dissolved |
| MY HIFI LIMITED | Private company limited by shares | Live |
| ALLAN-EXCEL HI-FI COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Grand Asia HiFi Limited | Private company limited by shares | Live |
| Hifi Audio HK Limited | | Live |
| Addy Hifi Audio Company Limited | | Live |
| MIRAMA CAMERA & HI-FI CO LIMITED | Private company limited by shares | Live |
| HI-FI SKIN CARE LIMITED | | Live |
| HI-FI CONNECTION LIMITED | Private company limited by shares | Dissolved |
| EXCEL HI-FI COMPANY LIMITED | Private company limited by shares | Live |
| HIFI EXQUIS CO., LIMITED | Private company limited by shares | Live |
| Hi-Fi Group Limited | Private company limited by shares | Dissolved |
| HUA-FU HI-FI LIMITED | Private company limited by shares | Dissolved |
| HIFI LIGHTING LIMITED | Private company limited by shares | Live |
| MODERN HIFI LIMITED | Private company limited by shares | Dissolved |
| ORIENT POWER HI-FI MFG. LIMITED | Private company limited by shares | Live |
| HiFi People Limited | | Live |
| Premier HiFi Limited | Private company limited by shares | Live |
| Hi-Fi Research Limited | Private company limited by shares | Dissolved |
| HI-FI REVIEW LIMITED | Private company limited by shares | Live |
| DIY HIFI SUPPLY LIMITED | Private company limited by shares | Live |
| HiFi Tech Limited | Private company limited by shares | Live |
| HI-FI TRADING LIMITED | Private company limited by shares | Live |
| LEE TUNG HI-FI CENTRE LIMITED | Private company limited by shares | Dissolved |
| MAR KEE HI-FI & VIDEO COMPANY LIMITED | Private company limited by shares | Live |
| WAN XING HIFI COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIFICHEM (Hongkong) Co., Limited | Private company limited by shares | Live |
| HIFICOLOUR PRINTING LIMITED | Private company limited by shares | Live |
| HI-FIDELITY FOOTWEAR LIMITED | Private company limited by shares | Live |
| HIFIELD LIMITED | Private company limited by shares | Live |
| HI-FIELD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| HiFiGadgets Limited | Private company limited by shares | Live |
| Hifill Industrial Co., Limited | Private company limited by shares | Live |
| Hifin Limited | | Live |
| HIFINITY LIMITED | Private company limited by shares | Live |
| HI-FIRE Limited | Private company limited by shares | Live |
| HI-FIRM GROUP LIMITED | Private company limited by shares | Live |
| Hi-Fisher Company Limited | Private company limited by shares | Live |
| Hifishion Co., Limited | Private company limited by shares | Live |
| HIFISOUND TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIFIT LIMITED | Private company limited by shares | Dissolved |
| HI-FLEX LIMITED | Private company limited by shares | Dissolved |
| HI-FLIGHT LIMITED | Private company limited by shares | Dissolved |
| HiFlight Solutions Co., Limited | Private company limited by shares | Live |
| HIFLOW ELECTRICAL COMPANY LIMITED | | Live |
| HIFLYER SP.Z.O.O. LIMITED | Private company limited by shares | Live |
| Hiflying Shipping Limited | | Live |
| HIFO FAMILY OFFICE LIMITED | | Live |
| HiFoam International Limited | Private company limited by shares | Live |
| HIFOCUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIFOND INDUSTRY LIMITED | Private company limited by shares | Live |
| HIFORCE LIMITED | Private company limited by shares | Live |
| Hiford Limited | | Live |
| HIFORNIA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Hiforsun Technology Limited | Private company limited by shares | Live |
| HIFORTUNE INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| HIFORTUNE GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Hong Kong HiFortune Technology Company Limited | Private company limited by shares | Live |
| HIFORTUNE INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Shenzhen Hi-Fortune Technology Co., Limited | Private company limited by shares | Live |
| HIFORTUNE INTERNATIONAL TRADE LIMITED | Private company limited by shares | Dissolved |
| WAH WAI ELECTRICAL HI-FREQ TRANSFORMER ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HiFresh (Hong Kong) Limited | | Live |
| HIFS NETWORK SOLUTIONS LIMITED | Private company limited by shares | Live |
| HIFU COMPANY LIMITED | Private company limited by shares | Live |
| HiFu Care Limited | Private company limited by shares | Live |
| HiFu Care Limited | Private company limited by shares | Live |
| HIFUDA LIMITED | Private company limited by shares | Live |
| HIFULIA GROUP LIMITED | Private company limited by shares | Live |
| HIFUM LIMITED | Private company limited by shares | Live |
| HIFUN ENTERPRISE LIMITED | Private company limited by shares | Live |
| HONG KONG HI-FUSION TRADE CO., LIMITED | Private company limited by shares | Live |
| HK HI-FUSION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| INVERSIONES HIFUTURE C.A LIMITED | Private company limited by shares | Live |
| HIFX PLC COMPANY LIMITED | Private company limited by shares | Dissolved |