| SMARTFAST TRADE CO LIMITED | | Live |
| SMARTFEEL LIMITED | Private company limited by shares | Live |
| SMARTFIELD LIMITED | Private company limited by shares | Live |
| NEW SMARTFIELD LIMITED | Private company limited by shares | Live |
| GOOD SMARTFIELD LIMITED | Private company limited by shares | Live |
| SMARTFIELD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PEAK SMARTFIELD LIMITED | Private company limited by shares | Dissolved |
| SMARTFIELD PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SMARTFIELD RESEARCH LIMITED | Private company limited by shares | Live |
| SMARTFIELDS LIMITED | Private company limited by shares | Live |
| Smart-Film Limited | Private company limited by shares | Dissolved |
| Smartfin Technology Limited | | Live |
| SMARTFINE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SMARTFINE TRADING LIMITED | Private company limited by shares | Dissolved |
| SMARTFIRM LIMITED | Private company limited by shares | Dissolved |
| SMARTFIT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Smartfit (HK) Company Limited | Private company limited by shares | Live |
| SMARTFIT INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Smartfix Limited | Private company limited by shares | Live |
| Smartfix Asia Limited | Private company limited by shares | Live |
| Smartflix Limited | Private company limited by shares | Live |
| Smartfog International Limited | Private company limited by shares | Live |
| SMARTFOODIE.COM LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD LIMITED | Private company limited by shares | Live |
| SMARTFORD INC LIMITED | Private company limited by shares | Live |
| Smartford IT Limited | | Live |
| SMARTFORD (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD CORPORATION LIMITED | Private company limited by shares | Live |
| SMARTFORD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD GROUP LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD INTERNATIONAL LIMITED | | Live |
| SMARTFORD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SMARTFORD TRADING LIMITED | Private company limited by shares | Dissolved |
| SMARTFORM LIMITED | Private company limited by shares | Dissolved |
| SMARTFORM LIMITED | Private company limited by shares | Dissolved |
| SMARTFORT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SMARTFORT INC. LIMITED | Private company limited by shares | Live |
| Smartfortune Global Business Limited | Private company limited by shares | Live |
| SMARTFORTUNE TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| SMARTFOX LIMITED | Private company limited by shares | Live |
| HONGKONG SMARTFROG ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SMARTFUEL LIMITED | Private company limited by shares | Live |
| SMARTFUL LIMITED | Private company limited by shares | Live |
| SMARTFUL (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SMARTFUL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SMARTFUL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTFUL TRADE LIMITED | Private company limited by shares | Live |
| SMARTFX LIMITED | Private company limited by shares | Live |
| Smart-G Learning Centre Limited | Private company limited by shares | Live |
| SMARTGA LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Oct-2001 |
| SmartGames Limited | Private company limited by shares | Live |
| WAH TAT SMARTGAS CO., LIMITED | Private company limited by shares | Dissolved |
| SMARTGE ENGINEERING LIMITED | | Live |
| SMARTGEM LIMITED | Private company limited by shares | Live |
| Smartgen Motors Company Limited | | Live |
| SmartGini Limited | Private company limited by shares | Live |
| Smartgizmoworld Limited | | Live |
| SMARTGLOBE LIMITED | Private company limited by shares | Dissolved |
| SmartGo Company Limited | Private company limited by shares | Dissolved |
| SMARTGO LIMITED | Private company limited by shares | Live |
| SMARTGO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SMARTGOAL LIMITED | Private company limited by shares | Live |
| SMARTGOLD LIMITED | Private company limited by shares | Dissolved |
| SMARTGOLD LIMITED | Private company limited by shares | Live |
| HK SMARTGOLD SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SMARTGOOD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTGREEN LIMITED | Private company limited by shares | Live |
| SMARTGROUP MANUFACTURING LIMITED | Private company limited by shares | Live |
| SMARTGROUP TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Smartgroups Limited | Private company limited by shares | Live |
| SMART-GUIDE CO. LIMITED | Private company limited by shares | Dissolved |
| SmartGuru Limited | | Live |
| SMARTHANDS ASIA LIMITED | Private company limited by shares | Dissolved |
| SMARTHANDS INNOVATION COMPANY LIMITED | Private company limited by shares | Live |
| SMARTHANG ENTERPRISES LIMITED | Private company limited by shares | Live |
| SmartHeart Limited | | Live |
| Smarthei Limited | Private company limited by shares | Live |
| HIMAX SMARTHILL CO. LIMITED | Private company limited by shares | Live |
| SMARTHINK COMPANY LIMITED | Private company limited by shares | Dissolved |
| SMARTHOME LIMITED | Private company limited by shares | Dissolved |
| Aominuo SmartHome Technology HK Limited | Private company limited by shares | Live |
| Tsingbay Smarthome HK Limited | | Live |
| Smarthon Limited | Private company limited by shares | Live |
| SMARTHONG TRADING CO., LIMITED | Private company limited by shares | Live |
| SMARTHOOD LIMITED | Private company limited by shares | Live |
| SMARTHOPE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTHRIVE LIMITED | Private company limited by shares | Dissolved |
| TITRON SMARTHUB LIMITED | Private company limited by shares | Dissolved |
| SMART-I LIMITED | Private company limited by shares | Live |
| SMARTIAC.COM LIMITED | Private company limited by shares | Dissolved |
| SMARTIC LIMITED | Private company limited by shares | Dissolved |
| Smartick Group Limited | Private company limited by shares | Live |
| Smarticorp Limited | Private company limited by shares | Live |
| CHAMPION SMARTICS LIMITED | Private company limited by shares | Live |
| D & H SMARTID CO., LIMITED | Private company limited by shares | Live |
| SMARTIDE LIMITED | Private company limited by shares | Live |
| SMARTIE COMPANY LIMITED | Private company limited by shares | Live |
| smarTIE HK Limited | | Live |