| JOY TONE LIMITED | Private company limited by shares | Live |
| US TONE LIMITED | Private company limited by shares | Dissolved |
| FIT TONE LIMITED | Private company limited by shares | Live |
| TONE LIMITED | Private company limited by shares | Live |
| KEY TONE LIMITED | Private company limited by shares | Live |
| YES TONE LIMITED | Private company limited by shares | Live |
| TONE LIMITED | Private company limited by shares | Live |
| ART TONE LIMITED | | Live |
| EK TONE LIMITED | | Live |
| TONE ACHIEVE LIMITED | Private company limited by shares | Dissolved |
| SKY TONE ADVERTISING COMPANY LIMITED | Private company limited by shares | Live |
| ALFA TONE LIMITED | Private company limited by shares | Live |
| ASIA TONE LIMITED | Private company limited by shares | Live |
| KIM LOK TONE ASIA LIMITED | Private company limited by shares | Live |
| EASY TONE (ASIA) LIMITED | Private company limited by shares | Live |
| MEGA TONE ASIA LIMITED | Private company limited by shares | Dissolved |
| RICH TONE ASIA INVESTMENT LIMITED | Private company limited by shares | Live |
| ASIAN TONE LIMITED | Private company limited by shares | Live |
| BEAUTY TONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TONE BEAUTY LIMITED | Private company limited by shares | Live |
| BEST TONE LIMITED | Private company limited by shares | Dissolved |
| BEST TONE LIMITED | Private company limited by shares | Dissolved |
| BEST TONE LIMITED | Private company limited by shares | Live |
| BUSINESS TONE LIMITED | Private company limited by shares | Dissolved |
| CENTRAL TONE LIMITED | Private company limited by shares | Live |
| TONE CHAIN LIMITED | Private company limited by shares | Dissolved |
| CHAMPION TONE LIMITED | Private company limited by shares | Live |
| CHARM TONE LIMITED | Private company limited by shares | Dissolved |
| CHARM TONE LIMITED | Private company limited by shares | Dissolved |
| CHARM TONE (HK) LIMITED | Private company limited by shares | Live |
| TONE CHART LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE LIMITED | Private company limited by shares | Live |
| CHINA TONE (ASIA) LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE ASIA GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE CAPITAL LIMITED | Private company limited by shares | Live |
| CHINA TONE INC. LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE PROPERTIES LIMITED | Private company limited by shares | Live |
| CHINA TONE CAPITAL RESOURCES LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE SHIPPING LIMITED | Private company limited by shares | Dissolved |
| CHOICE TONE LIMITED | Private company limited by shares | Live |
| TONE COMBINATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA TONE CREATION LIMITED | Private company limited by shares | Dissolved |
| CREATIVE TONE LIMITED | Private company limited by shares | Live |
| CREATOR TONE LIMITED | Private company limited by shares | Dissolved |
| CROWN TONE LIMITED | Private company limited by shares | Dissolved |
| CROWN TONE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Royal Tone HK Cultural & Media Company Limited | Private company limited by shares | Live |
| DATA TONE CO., LIMITED | Private company limited by shares | Dissolved |
| DEVELOPING TONE LIMITED | Private company limited by shares | Dissolved |
| DIGITAL TONE LIMITED | Private company limited by shares | Live |
| DRAGON TONE LIMITED | Private company limited by shares | Live |
| TONE DYNASTY LIMITED | Private company limited by shares | Live |
| EARNING TONE LIMITED | Private company limited by shares | Live |
| EASY TONE LIMITED | Private company limited by shares | Dissolved |
| EASY TONE LIMITED | Private company limited by shares | Live |
| EASY TONE ENTERPRISE LIMITED | Private company limited by shares | Live |
| EFFORT TONE LIMITED | | Live |
| CHINA TONE ELECTRONICS LIMITED | Private company limited by shares | Live |
| REACH TONE ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| CHINA TONE DRAINAGE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HANG TONE DRAINAGE ENGINEERING LIMITED | Private company limited by shares | Live |
| MASTER TONE ENGINEERING LIMITED | Private company limited by shares | Live |
| PAK TONE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| New Age Tone Entertainment Limited | Private company limited by shares | Live |
| EQUITY TONE LIMITED | Private company limited by shares | Dissolved |
| ETERNAL TONE LIMITED | Private company limited by shares | Live |
| EVER TONE ENTERPRISE LIMITED | Private company limited by shares | Live |
| EVER TONE (HK) LIMITED | Private company limited by shares | Live |
| EVER TONE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| EXCELLENCE TONE LIMITED | Private company limited by shares | Dissolved |
| EXCELLENT TONE LIMITED | Private company limited by shares | Dissolved |
| FAIR TONE LIMITED | Private company limited by shares | Live |
| FANCY TONE LIMITED | Private company limited by shares | Dissolved |
| FANCY TONE LIMITED | Private company limited by shares | Live |
| FAST TONE LIMITED | Private company limited by shares | Dissolved |
| EASY TONE FINANCE LIMITED | Private company limited by shares | Dissolved |
| FAIR TONE FINANCE AND INVESTMENTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| FIRMLY TONE LIMITED | Private company limited by shares | Dissolved |
| FIRST TONE LIMITED | Private company limited by shares | Dissolved |
| FIRST TONE LIMITED | Private company limited by shares | Dissolved |
| FIRST TONE LIMITED | Private company limited by shares | Live |
| FIRST TONE LIMITED | Private company limited by shares | Live |
| FIVE TONE LIMITED | Private company limited by shares | Live |
| FORE TONE LIMITED | Private company limited by shares | Live |
| FOREST TONE LIMITED | Private company limited by shares | Live |
| FORTUNE TONE LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TONE LIMITED | Private company limited by shares | Live |
| FORTUNE TONE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TONE ENTERPRISE LIMITED | Private company limited by shares | Live |
| FORTUNE TONE (HK) LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TONE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TONE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FRIENDLY TONE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GAIN TONE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |