| H.K SMILE SPIRIT INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| GUANGZHOU SMILE KITCHEN CO., LIMITED | Private company limited by shares | Live |
| HAPPY SMILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAPPY SMILE LIMITED | Private company limited by shares | Dissolved |
| HAPPY SMILE LIMITED | Private company limited by shares | Live |
| Smile International Healthcare Technology Limited | | Live |
| HEAVEN SMILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| JML SMILE (HK) LIMITED | Private company limited by shares | Live |
| JML SMILE 2 (HK) LIMITED | Private company limited by shares | Live |
| SMILE CORPORATION (HK) LIMITED | Private company limited by shares | Live |
| SMILE INTERNATIONAL (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SMILE INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| HKBRIGHTER SMILE LIMITED | Private company limited by shares | Live |
| SMILE HOLDING LIMITED | Private company limited by shares | Live |
| Digital Smile Holding Limited | Private company limited by shares | Live |
| SMILE INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Live |
| Hong Kong Smile Holding Co., Limited | Private company limited by shares | Live |
| Hong Kong Smile Creation Company Limited | Private company limited by shares | Dissolved |
| HONG KONG SMILE ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| GLORY SMILE HONG KONG LIMITED | Private company limited by shares | Live |
| Hello Smile Hong Kong Limited | Company limited by guarantee | Live |
| SMILE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Smile Smile (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG SMILE LIMITED | Private company limited by shares | Live |
| DIGITAL SMILE DESIGN (HONG KONG) LIMITED | Private company limited by shares | Live |
| SMILE DRAGON (HONG KONG) LIMITED | Private company limited by shares | Live |
| SMILE AND FACE HONG KONG LIMITED | Private company limited by shares | Live |
| SMILE TECHNOLOGICAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SMILE WORLD (HONG KONG) LIMITED | | Live |
| SUNNY SMILE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SMILE TECHNOLOGY (HONG KONG) CO., LIMITED | | Live |
| HONG KONG FREE SMILE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SMILE HONGKONG LIMITED | Private company limited by shares | Live |
| SMILE HOUSEHOLD APPLIANCES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Humble Smile Limited | Private company limited by shares | Live |
| Implant Smile Limited | Private company limited by shares | Live |
| Smile Inc. HK Limited | Private company limited by shares | Live |
| O' SMILE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SMILE INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HK SMILE INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SMILE ELECTRICAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| EVER SMILE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HAPPY SMILE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Smile Industry (China) Limited | Private company limited by shares | Live |
| SMILE INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| Smile Industry Developing Limited | Private company limited by shares | Live |
| HK SMILE INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Live |
| SUNSHINE SMILE INDUSTRY LIMITED | Private company limited by shares | Live |
| Smile International Innovation Co., Limited | Private company limited by shares | Live |
| SMILE WIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SMILE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SMILE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SMILE SUN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SMILE K INTERNATIONAL CO. LIMITED | Private company limited by shares | Live |
| Smile Intertrade Limited | Private company limited by shares | Live |
| INTIMATE SMILE LIMITED | Private company limited by shares | Live |
| SMILE AGAIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMILE BEAUTY INVESTMENT LIMITED | Private company limited by shares | Live |
| BEST SMILE INVESTMENT LIMITED | Private company limited by shares | Live |
| SMILE DRAGON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DRAGON SMILE INVESTMENT LIMITED | Private company limited by shares | Live |
| TOP SMILE INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMILE TRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JADE SMILE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| JOLLY SMILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOYFUL SMILE LIMITED | Private company limited by shares | Dissolved |
| JOYFUL SMILE LIMITED | Private company limited by shares | Live |
| SMILE KIDS ASSOCIATION LIMITED | Company limited by guarantee | Live |
| KIND SMILE LIMITED | Private company limited by shares | Live |
| SMILE LAND GROUP LIMITED | Private company limited by shares | Live |
| Smile Leader Limited | | Live |
| Smile Learning Limited | Private company limited by shares | Dissolved |
| SMILE LEARNING LAB LIMITED | Private company limited by shares | Live |
| LET'S SMILE LIMITED | Private company limited by shares | Live |
| SMILE AT LIFE LIMITED | Private company limited by shares | Live |
| SMILE LIFE LIMITED | Private company limited by shares | Live |
| Jiangxi Smile Lighting Co., Limited | Private company limited by shares | Live |
| SMILE LIMOUSINE & TRANSPORT COMPANY LIMITED | Private company limited by shares | Live |
| SMILE LINKAGE LIMITED | Private company limited by shares | Live |
| LITTLE SMILE LIMITED | | Live |
| SMILE LIVE LIMITED | Private company limited by shares | Live |
| Smile Live Entertainment Limited | Private company limited by shares | Live |
| LIVELY SMILE LIMITED | Private company limited by shares | Live |
| Smile Lives Limited | | Live |
| Smile Living Company Limited | Private company limited by shares | Live |
| LOVE SMILE MAN LIMITED | | Live |
| SMILE CARE LOVE LIMITED | Company limited by guarantee | Live |
| LOVE SMILE CO., LIMITED | Private company limited by shares | Dissolved |
| SMILE LUCK LIMITED | Private company limited by shares | Dissolved |
| LUCKY SMILE LIMITED | Private company limited by shares | Dissolved |
| LUCKY SMILE LIMITED | Private company limited by shares | Live |
| Lunar Smile Limited | Private company limited by shares | Live |
| SMILE & MAHALO HONG KONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| Smile Maker Limited | Private company limited by shares | Live |
| SMILE MANAGEMENT LIMITED | Private company limited by shares | Live |
| Smile Wealth Management Limited | Private company limited by shares | Live |
| SMILE MARKETING LIMITED | Private company limited by shares | Dissolved |
| Smile Massage Limited | Private company limited by shares | Live |
| KID SMILE MEDIA LIMITED | Private company limited by shares | Dissolved |
| SMILE MEDICAL BEAUTY CENTER LIMITED | Private company limited by shares | Live |