| ULTRA SONICS ASIA LIMITED | Private company limited by shares | Live |
| Vision Sonics Limited | Private company limited by shares | Live |
| Sonictel Company Limited | Private company limited by shares | Dissolved |
| SONICUES (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| IDT SONICVISION LIMITED | Private company limited by shares | Live |
| SONICWAY CORPORATION LIMITED | Private company limited by shares | Live |
| Sonicway Technology (HK) Co. Limited | Private company limited by shares | Live |
| SONICWORLD INVESTMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| SONIDO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONIDO INDUSTRIAL (HONG KONG) PTY LIMITED | Private company limited by shares | Live |
| SONIDO MODEL CO., LIMITED | Private company limited by shares | Live |
| SONIEST INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SONIFORD LIMITED | Private company limited by shares | Dissolved |
| Sonija Limited | Private company limited by shares | Live |
| SONIK LIMITED | Private company limited by shares | Live |
| SONIK HK LIMITED | Private company limited by shares | Live |
| SONIK INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SONIK GLOBAL LIMITED | Private company limited by shares | Live |
| SONIK HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| SONIK HOUSE LIMITED | Private company limited by shares | Dissolved |
| SONIK INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| SONIK INTERIORS LIMITED | Private company limited by shares | Live |
| SONIK INTERIORS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SONIK TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| SONIK TRADING (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONIKKS HONGKONG LIMITED | Private company limited by shares | Live |
| SONIKKS ULTRASONICS ASIA LIMITED | Private company limited by shares | Live |
| SONIKON (HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SONIMAX RESOURCES LIMITED | Private company limited by shares | Live Ceased dormancy on 11-Jan-2013 |
| SONIMEC LIMITED | Private company limited by shares | Live |
| SONIN LIMITED | Private company limited by shares | Dissolved |
| SONINKE S&F FOOTWEAR EXPORT LIMITED | Private company limited by shares | Dissolved |
| SONIPOOL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONIQ CHINA DIGITAL LIMITED | Private company limited by shares | Live |
| SONIQ DIGITAL SMART SOLUTION LIMITED | Private company limited by shares | Live |
| SONIQ DIGITAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SONIS INTERNATIONAL HK LIMITED | Private company limited by shares | Dissolved |
| SONISON INVESTMENT CONSULTING LIMITED | | Live |
| SONISSON CO., LIMITED | Private company limited by shares | Live |
| SONIT KEY LIMITED | Private company limited by shares | Dissolved |
| SONIT LIMITED | Private company limited by shares | Dissolved |
| SONITE LIMITED | Private company limited by shares | Dissolved |
| SONITE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SONITE INDUSTRY LIMITED | Private company limited by shares | Live |
| SONITO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONITON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SONITOR LIMITED | Private company limited by shares | Live |
| SONITUS LIMITED | Private company limited by shares | Dissolved |
| SONITUS LIMITED | Private company limited by shares | Dissolved |
| SONIX LIMITED | Private company limited by shares | Dissolved |
| SONIX LIMITED | Private company limited by shares | Live |
| SONIX ASIA LIMITED | Private company limited by shares | Dissolved |
| SONIX COSMETICS LIMITED | Private company limited by shares | Live |
| SONIX OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| SonixPay Limited | Private company limited by shares | Live |
| SONJOY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Sonka Engineering Machinery Co., LIMITED | Private company limited by shares | Live |
| SONKA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SONKA ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SONKAI COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONKEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SONKEN PACKAGING & PRINTING CO., LIMITED | Private company limited by shares | Live |
| SONKI LIMITED | Private company limited by shares | Dissolved |
| SONKI TRADING LIMITED | Private company limited by shares | Live |
| SONKON LIMITED | Private company limited by shares | Live |
| SONKOR GLOBAL DEHUMIDIFICATION LIMITED | Private company limited by shares | Live |
| SONKOR GLOBAL HVAC SOLUTIONS LIMITED | Private company limited by shares | Live |
| SONKY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG SONLAM GROUP LIMITED | Private company limited by shares | Live |
| HONGKONG SONLAM INDUSTRY LIMITED | Private company limited by shares | Live |
| SONLEX LIMITED | Private company limited by shares | Live |
| SONLEX ASIA LIMITED | Private company limited by shares | Dissolved |
| SONLEX CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SONLEY TOYS MANUFACTORY (1965) LIMITED | Private company limited by shares | Dissolved |
| SONLEY FINANCE AND INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONLEY INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONLEY ASSET MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONLEY ASSET MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SONLEY MANUFACTORY LIMITED | Private company limited by shares | Live |
| SONLEY GLOVE MANUFACTORY LIMITED | Private company limited by shares | Live |
| SONLEY HANDBAGS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SONLIET INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SONLIET PRINCE REALTY COMPANY LIMITED | Private company limited by shares | Live |
| SONLIET REALTY COMPANY LIMITED | Private company limited by shares | Live |
| SONLIGHT LIMITED | Private company limited by shares | Dissolved |
| HONGKONG SONLIGHT INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| HEBEI SONMACI STONE CO., LIMITED | Private company limited by shares | Live |
| SONMASS LIMITED | Private company limited by shares | Live |
| SONMAX LIMITED | Private company limited by shares | Dissolved |
| SONMAX LIMITED | Private company limited by shares | Live |
| SONMAX DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SONMAX M & E ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SONMAX GLOBUYER TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SONMAX INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SONMAX INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SONMAX INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SONMET JEWELRY CO., LIMITED | Private company limited by shares | Live |
| SONMIKE'S INCORPORATED LIMITED | Private company limited by shares | Live |
| FRENCH SONMNA MEDICAL BEAUTY GROUP LIMITED | Private company limited by shares | Live |
| Sonna Limited | Private company limited by shares | Dissolved |