| Joyside International Limited | Private company limited by shares | Live |
| JOYSIE GROUP LIMITED | | Live |
| JOYSIN LIMITED | Private company limited by shares | Live |
| JOYSINO LIMITED | Private company limited by shares | Dissolved |
| JOYSINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JOYSKY LIMITED | Private company limited by shares | Live |
| JOYSKY CREATION LIMITED | Private company limited by shares | Live |
| JOYSKY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JOYSKY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| JOYSKY PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| JOYSMAN HERITAGE LIMITED | Private company limited by shares | Dissolved |
| JOYSMART CORPORATION LIMITED | Private company limited by shares | Live |
| JOY-SMART EDUCATIONAL RESOURCES LIMITED | Private company limited by shares | Live Ceased dormancy on 12-Aug-2014 |
| JOYSMART FACTORY (HK) LIMITED | Private company limited by shares | Dissolved |
| JOYSMART (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| JOYSMART (HONG KONG) LIMITED | Private company limited by shares | Live |
| JOYSMART INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Joysmax Company Limited | Private company limited by shares | Live |
| JOYSOL PHARMA CO., LIMITED | Private company limited by shares | Dissolved |
| JOYSOME BANQUET HALL LIMITED | Private company limited by shares | Live |
| JOYSON LIMITED | Private company limited by shares | Live |
| JOYSON CHINA CO., LIMITED | Private company limited by shares | Live |
| Joyson Group Co., Limited | Private company limited by shares | Dissolved |
| JOYSON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| JOYSON INDUSTRIAL DEVELOPMENT CO. LIMITED | Private company limited by shares | Live |
| JOYSON ELECTRONICS LIMITED | Private company limited by shares | Live |
| Joyson Engineering Co., Limited | | Live |
| JOYSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Joyson (HK) Limited | Private company limited by shares | Live |
| JOYSON TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| JOYSON HOLDINGS LIMITED | Private company limited by shares | Live |
| Joyson (Hong Kong) Investment Limited | Private company limited by shares | Live |
| HONGKONG JOYSON TRADING CO., LIMITED | Private company limited by shares | Live |
| JOYSON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| JOYSON HK INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| JOYSON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| JOYSON INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| HONG KONG JOYSON INTERNATIONAL LIMITED | Private company limited by shares | Live |
| JOYSON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JOYSON RECYCLING CO., LIMITED | Private company limited by shares | Dissolved |
| JOYSON TECH LIMITED | Private company limited by shares | Live |
| JOYSON TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JOYSON TRADING LIMITED | Private company limited by shares | Dissolved |
| JOYSOURCE LIMITED | Private company limited by shares | Dissolved |
| JOYSOURCE LIMITED | Private company limited by shares | Dissolved |
| JoySpark Technology Limited | | Live |
| JOYSPEED LIMITED | Private company limited by shares | Live |
| Joyspeed E-Commerce Company Limited | Private company limited by shares | Live |
| JOYSPORT ACCESSORIES CO., LIMITED | Private company limited by shares | Live |
| Joysports Trading Limited | Private company limited by shares | Live |
| JOYSPRING INTERNATIONAL INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| JOYSTANG JEWELLERY COMPANY LIMITED | Private company limited by shares | Live |
| JOYSTAR LIMITED | Private company limited by shares | Dissolved |
| JOYSTAR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JOYSTAR INVESTMENT LIMITED | Private company limited by shares | Live |
| JOYSTAR HK INVESTMENT LIMITED | Private company limited by shares | Live |
| JOYSTAR PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| JOYSTAR SHIPPING LIMITED | Private company limited by shares | Live |
| HK JOYSTAR SHOES LIMITED | Private company limited by shares | Live |
| JOYSTATE COMPANY LIMITED | Private company limited by shares | Live |
| JOYSTECH LIMITED | Private company limited by shares | Live |
| Joystek Intelligence (HK) Co., Limited | Private company limited by shares | Live |
| JOYSTEP (ASIA) LIMITED | Private company limited by shares | Live |
| JOYSTEP ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JOYSTEP TRADING LIMITED | Private company limited by shares | Dissolved |
| JOYSTER LIMITED | Private company limited by shares | Live |
| JOYSTICK LIMITED | Private company limited by shares | Live |
| JoyStick Limited | Company limited by guarantee | Live |
| Joystick Interactive Entertainment Limited | Private company limited by shares | Live |
| JOYSTICK INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| JOYSTICK MARINE ENGINEERING LIMITED | | Live |
| Joystix Limited | Private company limited by shares | Live |
| JOYSTODAY BRAND MANAGEMENT CO., LIMITED | | Live |
| JOYSTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JOYSTONE COMPANY LIMITED | Private company limited by shares | Live |
| JOYSTONE ASIA LIMITED | Private company limited by shares | Live |
| Joystone Industrial Company Limited | Private company limited by shares | Live |
| JOYSTREAM LIMITED | | Live |
| JOYSUMMER CO., LIMITED | Private company limited by shares | Live |
| JOYSUN LIMITED | Private company limited by shares | Dissolved |
| JOYSUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| JOYSUN INC. LIMITED | Private company limited by shares | Live |
| JOYSURF FOOTWEAR LIMITED | Private company limited by shares | Live |
| JoySwimHK Limited | | Live |
| Hong Kong JoySync Technology Limited | | Live |
| JOYTAB COMPUTER LIMITED | Private company limited by shares | Live |
| JOYTALENT LIMITED | Private company limited by shares | Live |
| Joytar Tech Limited | Private company limited by shares | Live |
| JOYTAU LIMITED | | Live |
| JOYTEAM TOYS CO., LIMITED | Private company limited by shares | Live |
| JOYTEAM INVESTMENT LIMITED | Private company limited by shares | Live |
| JOYTEC ENTERPRISES LIMITED | Private company limited by shares | Live |
| JOYTEC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JOYTEC INVESTMENT LIMITED | Private company limited by shares | Live |
| JOYTECH LIMITED | Private company limited by shares | Live |
| Joytech HK Limited | | Live |
| JOYTECH CORPORATION LIMITED | Private company limited by shares | Live |
| JOYTECH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| JOYTECH ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| JOYTECH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |