| IUAENA LIMITED | | Live |
| China Ocean Iube Group Limited | Private company limited by shares | Live |
| Changcheng Petrochemical Industry (Beijing) Iubricating Co., Limited | Private company limited by shares | Live |
| Shanghai WoTian Iubricating Oil Co., Limited | Private company limited by shares | Live |
| GERMANY AIXI IUBRICATING OIL LIMITED | Private company limited by shares | Live |
| Smart Iubricating oil (Hong Kong) Co., Limited | Private company limited by shares | Dissolved |
| HK LOVE FAMILY IUBRICATING OIL LIMITED | Private company limited by shares | Live |
| HK MUERDUN IUBRICATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| IU-CHEM LIMITED | Private company limited by shares | Dissolved |
| Headhand (Hong Kong) Iudustrial Company Limited | Private company limited by shares | Live |
| IUFA LIMITED | | Live |
| IUFRIENDS LIMITED | Private company limited by shares | Live |
| IUIA Limited | Private company limited by shares | Live |
| IUIT International Co., Limited | | Live |
| IULIA LIMITED | Private company limited by shares | Live |
| HONGKONG IULINK TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| IUMC LIMITED | | Live |
| iUmedia Company Limited | Private company limited by shares | Live |
| I-Umi E-Commerce Co., Limited | Private company limited by shares | Live |
| IUNEED CO., LIMITED | Private company limited by shares | Live |
| IUNG COMPANY LIMITED | Private company limited by shares | Dissolved |
| IUNI CO., LIMITED | Private company limited by shares | Live |
| IUNIKA LIMITED | Private company limited by shares | Dissolved |
| I.UNION LIMITED | Private company limited by shares | Live |
| Iunion Fintech Limited | Private company limited by shares | Live |
| iUni-Plus Limited | Private company limited by shares | Live |
| HK IUNIQ CO., LIMITED | | Live |
| i-unit APAC Limited | Private company limited by shares | Live |
| I-UNLIMITED LIMITED | Private company limited by shares | Live |
| IUNXI LIMITED | Private company limited by shares | Live |
| iupaa's Market Planning Limited | Private company limited by shares | Live |
| I-URBAN LIMITED | Private company limited by shares | Live |
| IUSW Limited | Private company limited by shares | Live |
| IUTEROGER INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| IUTRAVEL LIMITED | Private company limited by shares | Live |
| IUT&Y LIMITED | | Live |
| IUUI LIMITED | | Live |
| iuui production Limited | Private company limited by shares | Live |