| Haying Holding Co., Limited | Private company limited by shares | Dissolved |
| Hong Kong HaYing Trading Co., Limited | Private company limited by shares | Live |
| Haying Investment Management Co., Limited | Private company limited by shares | Live |
| HAY-JACK LIMITED | Private company limited by shares | Dissolved |
| HAYKI LIMITED | Private company limited by shares | Live |
| HAYKING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HayLam Limited | Private company limited by shares | Live |
| HAYLAND LIMITED | Private company limited by shares | Dissolved |
| HAYLAX LIMITED | Private company limited by shares | Live |
| Haylcyon Limited | Private company limited by shares | Live |
| HAYLEAN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HAYLEE ESTATES AGENCY LIMITED | Private company limited by shares | Dissolved |
| Haylee E-Commerce Co., Limited | | Live |
| HAYLENT ENTERPRISES LIMITED | Private company limited by shares | Live |
| HAYLEY LIMITED | Private company limited by shares | Dissolved |
| HAYLEY KAN LIMITED | Private company limited by shares | Dissolved |
| HAYLEY LIMITED | Private company limited by shares | Dissolved |
| HAYLEY LIMITED | Private company limited by shares | Live |
| Hayley Kim Limited | | Live |
| HAYLEY'S CO. LIMITED | Private company limited by shares | Live |
| HAYLEY'S TRADE LIMITED | Private company limited by shares | Live |
| HAYLI LIMITED | | Live |
| HAYLI (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HAYLING COMPANY LIMITED | Private company limited by shares | Live |
| HAYLING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HAYLING MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| HAYLING (SECRETARIES) LIMITED | Private company limited by shares | Dissolved |
| HAYLOTT DIGITAL LIMITED | Private company limited by shares | Dissolved |
| HAYLWARD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Tungly Hayly Co Limited | Private company limited by shares | Dissolved |
| HAYMAN LIMITED | Private company limited by shares | Dissolved |
| HAYMAN LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.1) LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION (NO.10) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.11) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.2) LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION (NO.3) LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION (NO.4) LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION (NO.5) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.6) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.7) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORPORATION (NO.8) LIMITED | Private company limited by shares | Live |
| HAYMAN CORPORATION (NO.9) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN EXPRESS COMPANY LIMITED | Private company limited by shares | Live |
| HAYMAN JEWELRY GROUP LIMITED | Private company limited by shares | Live |
| HAYMAN III (HK) LIMITED | | Live |
| Hongkong Hayman Tina International Co., Limited | Private company limited by shares | Live |
| Hayman Hospitality Limited | Private company limited by shares | Dissolved |
| HAYMAN INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAYMAN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Hayman Chan International Company Limited | Private company limited by shares | Live |
| HAYMAN ROGERS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HAYMAN INVESTMENT LIMITED | Private company limited by shares | Live |
| Hayman Investments Limited | Private company limited by shares | Live |
| HAYMAN ELBAZ BEN LUCKY (No.2) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN & ELBAZ (NO.1) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN ELBAZ BEN LUCKY (No.1) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN CORP (NO.12) BEN LUCKY LIMITED | Private company limited by shares | Dissolved |
| HAYMAN & ELBAZ (NO.2) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN & ELBAZ (NO.3) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN ELBAZ BEN LUCKY (No.3) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN ELBAZ BEN LUCKY (No.4) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN ELBAZ BEN LUCKY (No.5) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN BEN LUCKY & SULEMA (NO.1) LIMITED | Private company limited by shares | Dissolved |
| HAYMAN BEAUTY AND YOGA LIMITED | | Live |
| HAYMANKI LIMITED | Private company limited by shares | Live |
| Hayman-Woodward HK Limited | Private company limited by shares | Live |
| HAYMARKET LIMITED | Private company limited by shares | Live |
| HAYMARKET APPLIANCES LIMITED | Private company limited by shares | Dissolved |
| HAYMATE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Haymend Limited | Private company limited by shares | Live |
| Haymone Company Limited | Private company limited by shares | Live |
| Hayne Industry Co., Limited | Private company limited by shares | Live |
| Haynes Enterprise Developments Limited | Private company limited by shares | Live |
| HAYNES ESTATES LIMITED | Private company limited by shares | Live |
| HAYNESVILLE LIMITED | Private company limited by shares | Dissolved |
| Haynie (Hong Kong) Group Company Limited | Private company limited by shares | Live |
| HongKong Haynie (International) Cosmetics Limited | Private company limited by shares | Live |
| HAYNOR INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HAYO LIMITED | Private company limited by shares | Live |
| Datura Hayon Limited | Private company limited by shares | Live |
| HAYOO HOLDING LIMITED | Private company limited by shares | Live |
| HAYOUNG LIMITED | Private company limited by shares | Dissolved |
| HAYPATH ELECTRONIC INDUSTRIES, LIMITED | Private company limited by shares | Dissolved |
| HAYPO (HONG KONG) INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HAYRAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Hayrer Limited | Private company limited by shares | Live |
| HAYRICH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HAYRICK LIMITED | Private company limited by shares | Dissolved |
| HAYRON ENGINEERING (ASIA) LIMITED | Private company limited by shares | Live |
| HAYS LIMITED | Private company limited by shares | Dissolved |
| Hays Bio-Tech Company Limited | Private company limited by shares | Live |
| Hays Construction Limited | Private company limited by shares | Live |
| HAYS CONSULTING LIMITED | | Live |
| HAYS Consulting Engineers (HK) Limited | Private company limited by shares | Live |
| Hays Enterprise Corporation Limited | Private company limited by shares | Live |
| Hay's Engineering Limited | Private company limited by shares | Live |
| HAYS ENGINEERING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| Walter Hays Fashion (HK) Limited | Private company limited by shares | Live |