| SONY LIMITED | Private company limited by shares | Dissolved |
| SONY LIMITED | Private company limited by shares | Dissolved |
| SONY Y Y COMPANY LIMITED | Private company limited by shares | Live |
| HK SONY KITCHEN HEALTH ELECTRIC APPLIANCE LIMITED | Private company limited by shares | Dissolved |
| HK SONY (INT'L) BATHROOM LIMITED | Private company limited by shares | Dissolved |
| Sony Chain Limited | | Live |
| Sony (China) Corporation Co., Limited | Private company limited by shares | Dissolved |
| SONY (HK) COMMODITY CO., LIMITED | Private company limited by shares | Dissolved |
| SONY ELECTRIC LIMITED | Private company limited by shares | Dissolved |
| HK SONY INT'L ELECTRICIAN GROUP LIMITED | Private company limited by shares | Dissolved |
| SONY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SONY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SONY PLASTIC FACTORY LIMITED | Private company limited by shares | Dissolved |
| SONY FOODS PRODUCTS FACTORY LIMITED | Private company limited by shares | Dissolved |
| Sony Group Limited | Private company limited by shares | Live |
| HK SONY ELECTRIC INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| SONY ILLUMINATION (H.K) LIMITED | Private company limited by shares | Dissolved |
| Sony DADC Hong Kong Limited | Private company limited by shares | Live |
| HONG KONG SONY ELECTRIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONY ELECTRONIC DEVICES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG USA SONY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONY CORPORATION OF HONG KONG LIMITED | Private company limited by shares | Live |
| SONY INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Sony Music Entertainment Hong Kong Limited | Private company limited by shares | Live |
| Sony Optiarc Hong Kong Limited | Private company limited by shares | Dissolved |
| SONY SCMK (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SONY PRECISION TECHNOLOGY HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HK SONY INT'L ILLUMINATION GROUP LIMITED | Private company limited by shares | Dissolved |
| SONY LIGHTING ELECTRIC (HK) INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SONY (HK) INT'L ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| SONY ELECTRICAL (SHANGHAI) CO., LIMITED | Private company limited by shares | Live |
| SONY KITCHEN SANITARY STOCK CO., LIMITED | Private company limited by shares | Dissolved |
| HK SONY INT'L ELECTRICIAN TECHNOLOGICAL DEV. LIMITED | Private company limited by shares | Dissolved |
| AMERICA&JAPAN SONY TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SONY TECHNOLOGY (GROUP) LIMITED | Private company limited by shares | Dissolved |
| Sony Pictures Television (HK) Limited | Private company limited by shares | Live |
| SONY TRADING LIMITED | Private company limited by shares | Dissolved |
| H.K SONY ELECTRIC TRADING GROUP LIMITED | Private company limited by shares | Dissolved |
| SONYA LIMITED | Private company limited by shares | Live |
| SONYA CONNECT LIMITED | | Live |
| SONYA Investments HK Limited | | Live |
| SONYA MADDEN LIMITED | Private company limited by shares | Live |
| Sonya.Dior (China) Technology Co., Limited | Private company limited by shares | Dissolved |
| Sonyi Trading Limited | Private company limited by shares | Live |
| SONYIN LIMITED | Private company limited by shares | Dissolved |
| SONYIN GROUP LIMITED | Private company limited by shares | Live |
| SONYMAX LIMITED | Private company limited by shares | Dissolved |
| SONYON ELECTRICS (HK) INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SONYON ELECTRICS INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| Sonytek Display Co., Limited | | Live |
| SONYUE TRADE LIMITED | Private company limited by shares | Live |