| ECIA CHIP CO., LIMITED | Private company limited by shares | Live |
| ECIG ASIA LIMITED | Private company limited by shares | Live |
| ECIG FIEND LIMITED | Private company limited by shares | Live |
| Nic Hit eCigs Limited | Private company limited by shares | Live |
| SHENZHEN ECIGTECH LIMITED | Private company limited by shares | Live |
| ECIGWAREHOUSE LIMITED | Private company limited by shares | Live |
| ECIJA LIMITED | Private company limited by shares | Live |
| E.CINAMONROLL LIMITED | | Live |
| ECINREBUNIC COMPANY LIMITED | Private company limited by shares | Live |
| ECinteract Company Limited | Private company limited by shares | Live |
| ECINVEST.COM LIMITED | Private company limited by shares | Dissolved |
| ECIOT LIMITED | Private company limited by shares | Live |
| eCIRCLE HONG KONG LIMITED | Private company limited by shares | Live |
| ECIRCUIT HOLDING LIMITED | Private company limited by shares | Live |
| ECIS Advisory Limited | | Live |
| ECISION LIMITED | Private company limited by shares | Dissolved |
| ECISON INT'L TRADE LIMITED | Private company limited by shares | Live |
| ECITON INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ECITY COMPANY LIMITED | Private company limited by shares | Dissolved |
| e-city EV Limited | Private company limited by shares | Dissolved |
| E-CITY LIMITED | Private company limited by shares | Dissolved |
| E-City Limited | Private company limited by shares | Live |
| Eciv Limited | Private company limited by shares | Live |