| JANCA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| JANCAR LIMITED | Private company limited by shares | Dissolved |
| JANCH NEW MATERIALS CO., LIMITED | | Live |
| JANCHEER LIMITED | Private company limited by shares | Live |
| JANCHOI TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| JANCO LIMITED | Private company limited by shares | Dissolved |
| JANCO LIMITED | Private company limited by shares | Dissolved |
| JANCO LIMITED | Private company limited by shares | Live |
| Janco E-commerce Solutions Limited | Private company limited by shares | Live |
| JANCO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JANCO INVESTMENT LIMITED | Private company limited by shares | Live |
| JANCO SERVICE LIMITED | Private company limited by shares | Live |
| JANCOM INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| JANCON LIMITED | Private company limited by shares | Dissolved |
| JANCON LIMITED | Private company limited by shares | Live |
| JANCON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| JANCONIA LIMITED | Private company limited by shares | Dissolved |
| JANCORD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JANCROWN COMPANY LIMITED | Private company limited by shares | Dissolved |
| HongKong Jancsitech Co., Limited | | Live |
| JANCY co., Limited | Private company limited by shares | Live |