| 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 |
| REGENT HIGA COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGAIN LIMITED | Private company limited by shares | Live |
| HI-GAIN LAND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HI-GAIN ASSETS MANAGEMENT LIMITED | Private company limited by shares | Live |
| HIGAIN-HITECH (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| HIGALLEN CO., LIMITED | | Live |
| HIGAMI ENTERPRISES LIMITED | Private company limited by shares | Live |
| Higanbana International Co., Limited | Private company limited by shares | Live |
| HIGAO LIMITED | Private company limited by shares | Live |
| HIGARS TRADING (HONG KONG) COMPANY LIMITED | | Live |
| HIGAS Electronics Co., Limited | Private company limited by shares | Live |
| HIGASHI LIMITED | Private company limited by shares | Live |
| HIGASHI NIHON COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGASHI TEAM LIMITED | | Live |
| HIGASHIGI INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| HIGASHIMORI CO., LIMITED | Private company limited by shares | Live |
| HIGASHIYAMA CO. LIMITED | Private company limited by shares | Live |
| HIGATE LIMITED | Private company limited by shares | Dissolved |
| Hi-Gatetac Technology Investment Group Limited | | Live |
| AL HIGAZ TRADING CO., LIMITED | Private company limited by shares | Live |
| HIGBEE LIMITED | Private company limited by shares | Live |
| HIGE LIMITED | Private company limited by shares | Live |
| HIGEE SHIPPING LIMITED | | Live |
| HIGEM LIMITED | Private company limited by shares | Dissolved |
| Hi-Gem Jewelry Co. Limited | | Live |
| HiGems Limited | Private company limited by shares | Live |
| HIGEN TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Higency Electronics Technology Company Limited | Private company limited by shares | Live |
| HIGENERAL NEW MATERIALS COMPANY LIMITED | Private company limited by shares | Live |
| HI-GENETIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGENUS LIMITED | Private company limited by shares | Dissolved |
| ZHEJIANG HIGER IMPORT AND EXPORT CO., LIMITED | Private company limited by shares | Live |
| HIGFLY TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HiGg Limited | Private company limited by shares | Dissolved |
| HIGGAM LIMITED | Private company limited by shares | Dissolved |
| Higger Industrial Corporation Limited | Private company limited by shares | Live |
| HIGGINS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Higgins and Higgins Limited | Private company limited by shares | Live |
| HIGGINSON LIMITED | Private company limited by shares | Dissolved |
| HIGGINSVILLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGGLE COMPANY LIMITED | Private company limited by shares | Live |