| GOLDEN MERCURY INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Mercury Gondola Limited | | Live |
| GREAT MERCURY LIMITED | Private company limited by shares | Dissolved |
| MERCURY GROUP LIMITED | Private company limited by shares | Live |
| MERCURY GROUP LIMITED | Private company limited by shares | Live |
| Mercury Group Asia Limited | Private company limited by shares | Live |
| Mercury Beauty Group Limited | Private company limited by shares | Live |
| HONGKONG MERCURY HOME TEXTILE INT'L GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| First Mercury Group Limited -The- | Private company limited by shares | Live |
| USA MERCURY INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| MERCURY SHIPS GROUP LIMITED | Private company limited by shares | Live |
| MERCURY TRADING GROUP LIMITED | Private company limited by shares | Live |
| Mercury Trading Group Limited | | Live |
| Mercury Height Limited | Private company limited by shares | Live |
| HIRDARAMANI MERCURY APPAREL (PVT) LIMITED | Private company limited by shares | Dissolved |
| ALWIN MERCURY (HK) LIMITED | Private company limited by shares | Live |
| Mercury Shipping (HK) Co., Limited | | Live |
| Mercury (HK) Cross-border E-commerce Limited | Private company limited by shares | Live |
| Mercury (HK) Engineering Company Limited | Private company limited by shares | Live |
| MERCURY EXPRESS (HK) LIMITED | | Live |
| MERCURY INSURANCE COMPANY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| MERCURY PRODUCTS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Mercury Sports Service (HK) Limited | | Live |
| MERCURY SHIPBROKERS (HK) LIMITED | Private company limited by shares | Dissolved |
| MERCURY TECHNOLOGIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Mercury EV Charging Technology (HK) Limited | | Live |
| MERCURY (HK) TRADING LIMITED | Private company limited by shares | Dissolved |
| UNITED MERCURY BUILDERS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| MERCURY ASIA HOLDING LIMITED | Private company limited by shares | Live |
| MERCURY HOLDING ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| MERCURY HOLDINGS LIMITED | Private company limited by shares | Live |
| Mercury Agriculture Holdings HK Limited | Private company limited by shares | Live |
| MERCURY ELECTRONICS GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Mercury One Fifteen Holdings Limited | Private company limited by shares | Live |
| Mercury (Hong Kong) Holdings Limited | | Live |
| Mercury Offshore Holdings (HK) Limited | Private company limited by shares | Live |
| Hong Kong Mercury Home Co., Limited | Private company limited by shares | Dissolved |
| HK MERCURY HOME LIFE (INT'L) CO., LIMITED | Private company limited by shares | Live |
| HK MERCURY HOME TEXTILES LIMITED | Private company limited by shares | Live |
| Mercury Engineering Services (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Hong Kong Mercury Import and Export Co., Limited | | Live |
| HONG KONG MERCURY INTERNATIONAL HOTEL PROCURENCENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Mercury Industrial (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG MERCURY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HONG KONG MERCURY INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| MERCURY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| MERCURY INTERACTIVE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Mercury Hong Kong Trading Limited | | Live |
| Hongkong Mercury Co., Limited | Private company limited by shares | Live |
| MERCURY COMPUTER SYSTEMS (HONGKONG) LIMITED | Private company limited by shares | Live |
| MERCURY EDUCATION INVESTMENT (HONGKONG) CO., LIMITED | Private company limited by shares | Dissolved |
| MERCURY BUSINESS GROUP (HONGKONG) LIMITED | Private company limited by shares | Live |
| HONGKONG MERCURY GROUP CO., LIMITED | Private company limited by shares | Live |
| HONGKONG MERCURY STAGE LIGHTING CO., LIMITED | Private company limited by shares | Live |
| Hongkong YB Mercury Technology Co., Limited | | Live |
| HongKong Mercury Technology Textile Limited | Private company limited by shares | Live |
| HongKong Mercury International Trading Company Limited | Private company limited by shares | Live |
| OLD MERCURY HOUSE LIMITED | Private company limited by shares | Dissolved |
| HOUSE OF MERCURY LIMITED | Private company limited by shares | Live Commenced dormancy on 20-Jun-2012 |
| House of Mercury Asia Limited | Private company limited by shares | Live |
| Mercury Production House Limited | Private company limited by shares | Live |
| MERCURY IMPORT AND EXPORT LIMITED | Private company limited by shares | Dissolved |
| Mercury Import and Export Company Limited | Private company limited by shares | Live |
| HONG KONG MERCURY IMPORT AND EXPORT COMPANY LIMITED | Private company limited by shares | Live |
| MERCURY INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| MERCURY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| DIAMOND MERCURY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| MASTER MERCURY INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| MERCURY INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| ORIENT MERCURY INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| Infinitus Mercury Production Limited | Private company limited by shares | Live |
| MERCURY INNOVATIONS LIMITED | Private company limited by shares | Live |
| MERCURY INTELLIGENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| MERCURY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MERCURY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MERCURY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Mercury International Limited | | Live |
| 21Vianet Mercury International Investment Limited | Private company limited by shares | Live |
| South Mercury International Trading Co., Limited | Private company limited by shares | Live |
| MERCURY INTERNATIONAL COMMERCE LIMITED | Private company limited by shares | Live |
| Mercury Consulting International Limited | | Live |
| MERCURY INTERNATIONAL DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| Mercury P. International Diamond Limited | Private company limited by shares | Live |
| Mercury Dynamic International Limited | Private company limited by shares | Live |
| MERCURY INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MERCURY EXPRESS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MERCURY FASHION INTERNATIONAL TRADING CO., LIMITED | | Live |
| MERCURY INTERNATIONAL FINANCES LIMITED | Private company limited by shares | Dissolved |
| MERCURY INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| Mercury Group International Limited | Private company limited by shares | Live |
| Mercury Group International Limited | Private company limited by shares | Live |
| MERCURY INTERNATIONAL FINANCE AND INVESTMENTS GROUP LIMITED | Private company limited by shares | Dissolved |
| HERMES MERCURY INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| MERCURY INTERNATIONAL HOLDINGS CO. LIMITED | Private company limited by shares | Live |
| HONG KONG MERCURY INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| MERCURY INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MERCURY TECHNOLOGY (HONG KONG) INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MARS AND MERCURY (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| MERRY MERCURY INTERNATIONAL CO LIMITED | Private company limited by shares | Live |
| MERCURY INTERNATIONAL SERVICES LIMITED | Private company limited by shares | Dissolved |