| HAYA LIMITED | Private company limited by shares | Dissolved |
| HAYA LIMITED | Private company limited by shares | Dissolved |
| HAYA LIMITED | Private company limited by shares | Live |
| A Haya Limited | | Live |
| GUANGZHOU HAYA TRADING CO., LIMITED | Private company limited by shares | Live |
| HAYA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HAYA SOLAR GROUP LIMITED | Private company limited by shares | Live |
| HAYABUSA FSS COMPANY LIMITED | Private company limited by shares | Live |
| HAYABUSA LIMITED | | Live |
| Hayah (Hong Kong) Manufacturer Limited | Private company limited by shares | Dissolved |
| HAYAKAWA & COMPANY, LIMITED | Private company limited by shares | Dissolved |
| HAYAMA LIMITED | Private company limited by shares | Dissolved |
| HONG KONG HAYANG ELECTRIC POWER AUTOMATIC CONTROL EQUIPMENT COMPANY LIMITED | Private company limited by shares | Live |
| HAYAO LIMITED | Private company limited by shares | Dissolved |
| TANWAN (HAYAO) GROUP LIMITED | Private company limited by shares | Live |
| HAYARCHITECTURE LIMITED | Private company limited by shares | Live |
| SUMIO HAYASE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYASHI LIMITED | Private company limited by shares | Live |
| HAYASHI CASE (HK) LIMITED | Private company limited by shares | Dissolved |
| HAYASHI IMANITY CO., LIMITED | Private company limited by shares | Live |
| HAYASHI PROPERTIES CO., LIMITED | Private company limited by shares | Dissolved |
| HAYASHI COUTURE LIMITED | Private company limited by shares | Dissolved |
| HAYASHI (H.K.) LIMITED | Private company limited by shares | Dissolved |
| HAYASHI (HK) LIMITED | Private company limited by shares | Live |
| HAYASHI DEN ENGINEERING (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| HAYASHI FELT (H.K.) LIMITED | Private company limited by shares | Live |
| HAYASHI METAL INDUSTRY (H.K.) LIMITED | Private company limited by shares | Live |
| HAYASHI TECHNOS (HK) LIMITED | Private company limited by shares | Live |
| HAYASHI TELEMPU HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| HAYASHI MANSHODO HONG KONG LIMITED | Private company limited by shares | Live |
| HAYASHI TRADING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HAYASHI INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| HAYASHI INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Live |
| KENNETH S. HAYASHI LIMITED | Private company limited by shares | Dissolved |
| MAPO HAYASHI ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| HAYASHI OPTICAL CO., LIMITED | Private company limited by shares | Dissolved |
| HAYASHI SEIKA LIMITED | Private company limited by shares | Live |
| Hayashi Financial Services Co., Limited | Private company limited by shares | Live |
| Hayashi Trading Company Limited | Private company limited by shares | Live |
| HAYASHIROKU (HONG KONG) LIMITED | Private company limited by shares | Live |
| HAYAT ASIA LIMITED | Private company limited by shares | Live |
| China Hayat International Group Limited | Private company limited by shares | Live |
| Hayat Holding Limited | Private company limited by shares | Live |
| SHAFIQ HAYAT CO., LIMITED | Private company limited by shares | Live |
| HAYATO COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYATO CO., LIMITED | Private company limited by shares | Live |
| Hayball Limited | | Live |
| HAYBOTE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYBRON LIMITED | Private company limited by shares | Dissolved |
| HAYBURG INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HAYCLIFFE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYCO LIMITED | Private company limited by shares | Dissolved |
| HAYCO LIMITED | Private company limited by shares | Live |
| Hayco Precision Limited | Private company limited by shares | Live |
| Hayconcepts Limited | Private company limited by shares | Live |
| HAYCOVE LIMITED | Private company limited by shares | Dissolved |
| HAYCRAFT ASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYDA TRADING LIMITED | Private company limited by shares | Dissolved |
| HAYDARPASA LIMAN HIZMETLERI TIC VE STI LIMITED | Private company limited by shares | Live |
| HayDay Trading Limited | Private company limited by shares | Live |
| HAYDEES LIMITED | | Live |
| HAYDEN & COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hayden Company Limited | Private company limited by shares | Live |
| HAYDEN GIA LIMITED | Private company limited by shares | Live |
| Hayden Beauty Limited | Private company limited by shares | Live |
| Hayden Blaze Limited | Private company limited by shares | Live |
| HAYDEN EDWARDS LIMITED | Private company limited by shares | Dissolved |
| Hayden Harvest Limited | Private company limited by shares | Live |
| HAYDEN INTERNATIONAL (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG HAYDEN TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Hayden International Limited | Private company limited by shares | Live |
| HAYDEN LAKE LIMITED | Private company limited by shares | Dissolved |
| Hayden Marine Co., Limited | Private company limited by shares | Live |
| HAYDEN DIAMOND PRODUCT INDUSTRY LIMITED | Private company limited by shares | Live |
| HAYDEN SECRETARIAL LIMITED | Private company limited by shares | Live |
| HAYDEN TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYDEN Trading Service Limited | Private company limited by shares | Live |
| HAYDEN'S INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HAYDEN&SAI LIMITED | | Live |
| HAYDER COMPANY LIMITED | Private company limited by shares | Live |
| Hayder Trade Company Limited | Private company limited by shares | Live |
| HayDigi Limited | Private company limited by shares | Live |
| HAYDN LIMITED | Private company limited by shares | Dissolved |
| HAYDOCK LIMITED | Private company limited by shares | Dissolved |
| HAYE LIMITED | | Live |
| HAYEAR LIMITED | Private company limited by shares | Dissolved |
| HAYEE CO., LIMITED | Private company limited by shares | Dissolved |
| HAYEE BROTHERS TRADING CO., LIMITED | Private company limited by shares | Live |
| Hayes Limited | Private company limited by shares | Live |
| RABIE EL HAYET IMP & EXP LIMITED | Private company limited by shares | Live |
| HAYFAIR LIMITED | Private company limited by shares | Dissolved |
| HAYFIELD & COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hayfields International Trading Co., Limited | Private company limited by shares | Live |
| HAYFONE TRADING LIMITED | Private company limited by shares | Dissolved |
| HAYFORD LIMITED | Private company limited by shares | Dissolved |
| HAYFORD LIMITED | Private company limited by shares | Live |
| HAYI LIMITED | Private company limited by shares | Live |
| HK HAYIDAI INT'L GROUP LIMITED | Private company limited by shares | Live |
| HAYIN LIMITED | Private company limited by shares | Live |
| HAYING COMPANY LIMITED | Private company limited by shares | Dissolved |