| OPPA - CUP BOP LIMITED | Private company limited by shares | Live |
| OPPA 88 Limited | Private company limited by shares | Live |
| Captain Oppa Limited | Private company limited by shares | Live |
| OPPA CARDS LIMITED | | Live |
| OPPA CORPORATION LIMITED | Private company limited by shares | Live |
| Oppa Event Limited | | Live |
| OPPA FFBD COMPANY LIMITED | Private company limited by shares | Live |
| Oppa Food International Trading Company Limited | | Live |
| OPPA GROUP LIMITED | Private company limited by shares | Live |
| Oppa Catering Group Limited | | Live |
| OPPA HEALTH CARE LIMITED | | Live |
| Oppa Holding Limited | | Live |
| OPPA (HONG KONG) LIMITED | Private company limited by shares | Live |
| OPPA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| Angry Oppa International Limited | Private company limited by shares | Live |
| OPPA MART LIMITED | Private company limited by shares | Live |
| OPPA NOONA Photo Studio Limited | Private company limited by shares | Live |
| Oppa Solution Limited | | Live |
| OPPA Solutions Limited | Private company limited by shares | Live |
| OPPA SYSTEM LIMITED | Private company limited by shares | Live |
| OPPAEIEIH ZHONGSHAN CO., LIMITED | Private company limited by shares | Live |
| Oppama Limited | Private company limited by shares | Live |