| SURE SMILE LIMITED | Private company limited by shares | Live |
| SMILE TALENT LIMITED | Private company limited by shares | Live |
| Smile Team Limited | Private company limited by shares | Live |
| HK Smile Technolog Co., Limited | Private company limited by shares | Live |
| SMILE TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Angel Smile Technologies Co., Limited | Private company limited by shares | Live |
| SMILE ON TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SMILE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SMILE TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| HK Smile Technology Company Limited | | Live |
| Smile Led Technology Co., Limited | Private company limited by shares | Live |
| Smile Yan Electronic Technology Co., Limited | | Live |
| SMILE TECHNOLOGY HOLDING LIMITED | Private company limited by shares | Live |
| Mister Smile Technology Limited | Private company limited by shares | Live |
| SMILE PRECISION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SMILE INTERNATIONAL TECHNOLOGY RESOLUTION LIMITED | Private company limited by shares | Live |
| SHENZHEN SMILE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SMILE STAGE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| View Smile Technology Limited | Private company limited by shares | Live |
| THAI SMILE COMPANY LIMITED | Private company limited by shares | Live |
| THAI SMILE ENTERPRISE COMPANY LIMITED | | Live |
| Third Smile Limited | | Live |
| TINY SMILE LIMITED -THE- | Private company limited by shares | Live |
| Smile Together Limited | Private company limited by shares | Live |
| TOTAL SMILE GROUP LIMITED | Private company limited by shares | Live |
| TRADE SMILE LIMITED | Private company limited by shares | Dissolved |
| TRADE SMILE LIMITED | Private company limited by shares | Dissolved |
| NINGBO SMILE INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| SMILE TU INTERNATIONAL TRADE COMPANY LIMITED | Private company limited by shares | Live |
| Sun Smile Trading Limited | Private company limited by shares | Live |
| See U Smile Trading Limited | Private company limited by shares | Live |
| Red Smile Trading Limited | | Live |
| ABLE SMILE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| ASIA SMILE TRADING HKG LIMITED | Private company limited by shares | Dissolved |
| China Smile Trading Limited | Private company limited by shares | Live |
| CHINA SMILE TRADING GROUP CO., LIMITED | Private company limited by shares | Live |
| SMILE TRADING CO., LIMITED | Private company limited by shares | Live |
| Smile CC Trading Co., Limited | Private company limited by shares | Live |
| HAPPY SMILE TRADING CO., LIMITED | Private company limited by shares | Live |
| SMILE TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| KEEP SMILE TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SMILE INTERNATIONAL TRADING CORP. LIMITED | Private company limited by shares | Dissolved |
| Smile Trading Corporation Limited | | Live |
| Smile Trading (HK) Limited | | Live |
| SMILE INTERNATIONAL TRADING (HK) LIMITED | Private company limited by shares | Live |
| SMILE (HONGKONG) TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| SMILE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| LUCKY SMILE TRADING LIMITED | | Live |
| Smile Sky Transportation Limited | | Live |
| SMILE TRAVEL LIMITED | Private company limited by shares | Dissolved |
| Smile Travel Company Limited | Private company limited by shares | Live |
| SMILE GLOBAL TRAVEL LIMITED | Private company limited by shares | Dissolved |
| Global Smile Travel Limited | Private company limited by shares | Live |
| SMILE TREE TRADE LIMITED | Private company limited by shares | Live |
| SMILE BOAT TRIP LIMITED | | Live |
| TWINKLE SMILE COMPANY LIMITED | Private company limited by shares | Live |
| Smile Twins Limited | Private company limited by shares | Dissolved |
| Smile Bread (Two) Limited | Private company limited by shares | Live |
| UNITED SMILE LIMITED | Private company limited by shares | Live |
| United Smile HK Limited | Private company limited by shares | Live |
| Vanilla Smile Co., Limited | Private company limited by shares | Live |
| SMILE VANTAGE LIMITED | | Live |
| VICTOR SMILE LIMITED | Private company limited by shares | Live |
| SMILE VIEW LIMITED | Private company limited by shares | Dissolved |
| SMILE VISAGE COMPANY LIMITED | Private company limited by shares | Live |
| VISION SMILE LIMITED | Private company limited by shares | Live |
| SMILE VISION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Vitalbridge Smile Limited | Private company limited by shares | Live |
| Volatility Smile HK Limited | | Live |
| Want To Smile Limited | Private company limited by shares | Live |
| SMILE WEALTH LIMITED | Private company limited by shares | Live |
| WEALTH SMILE LIMITED | Private company limited by shares | Live |
| Smile n Go Welfare Limited | Company limited by guarantee | Live |
| WELL SMILE COMPANY LIMITED | Private company limited by shares | Live |
| Smile well HK Limited | Private company limited by shares | Live |
| SMILE NO MATTER WHAT LIMITED | Private company limited by shares | Live |
| White Smile Limited | Private company limited by shares | Live |
| YOUR WHITE SMILE LIMITED | Private company limited by shares | Live |
| WINNING SMILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Winning Smile Limited | Private company limited by shares | Live |
| Smile with us HK Limited | Company limited by guarantee | Live |
| Wonder Smile Limited | Private company limited by shares | Live |
| SMILE FACE WORKSHOP LIMITED | Private company limited by shares | Dissolved |
| SMILE WORLD LIMITED | Private company limited by shares | Live |
| XIXI Smile Company Limited | Private company limited by shares | Live |
| SMILE YEAR LIMITED | Private company limited by shares | Live Commenced dormancy on 21-Nov-2013 |
| YELLOW SMILE LIMITED | Private company limited by shares | Dissolved |
| YIWU SMILE COMMODITY CO., LIMITED | Private company limited by shares | Live |
| SMILECARE COMPANY LIMITED | | Live |
| SMILED COMPANY LIMITED | Private company limited by shares | Live |
| SMILEDAY PRODUCTION LIMITED | Private company limited by shares | Live |
| SmileDirectClub HK Limited | Private company limited by shares | Live |
| SMILEFITTER COMPANY LIMITED | Private company limited by shares | Dissolved |
| SMILEFUL INVESTMENT LIMITED | Private company limited by shares | Live |
| Smilefx Limited | Private company limited by shares | Live |
| SMILEGADGETS LIMITED | Private company limited by shares | Live |
| Smilegames Limited | | Live |
| SMILE-INTER TRADING AND SERVICE CO., LIMITED | Private company limited by shares | Live |
| SMILEKIT TECH LIMITED | | Live |
| SMILEKOREA COMPANY LIMITED | Private company limited by shares | Live |