| Okwill (Hong Kong) Technology Co., Limited | | Live |
| OKWIN LIMITED | | Live |
| OKWOLIFE LIMITED | | Live |
| OkXlosion Limited | | Live |
| GE WS OKYAMA BAR LIMITED | Private company limited by shares | Live |
| OKYEH CORPORATION LIMITED | Private company limited by shares | Dissolved |
| OKYLINK ELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OKYSTAR TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| OKYSTAR TECHNOLOGY GROUP CO., LIMITED | Private company limited by shares | Live |
| Okyukei Limited | Private company limited by shares | Live |
| OKZU Technology Co., Limited | Private company limited by shares | Live |