| NUCO CONSULTING LIMITED | Private company limited by shares | Dissolved |
| NUCO AUTOMATION ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NUCO GLOBAL LIMITED | Private company limited by shares | Live |
| NUCO INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| NUCO ASIA INVESTMENTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| NUCO SOLUTIONS LIMITED | Private company limited by shares | Live |
| NUCO SOURCING (HK) COMPANY LIMITED | Private company limited by shares | Live |
| NUCO TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NUCOM LIMITED | Private company limited by shares | Live |
| 5G nuCommerce Limited | Private company limited by shares | Live |
| NUCOMPANY HK LIMITED | Private company limited by shares | Live |
| NUCONCEPTS LIMITED | Private company limited by shares | Live |
| NUCONN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Nucookery Limited | Private company limited by shares | Live |
| Nucor Electronics Co., Limited | Private company limited by shares | Dissolved |
| NUCOR TRADING (HK) LIMITED | Private company limited by shares | Live |
| Nucor International Limited | Private company limited by shares | Live |
| Nucor steel Limited | | Live |
| NUCORE LIMITED | Private company limited by shares | Live |
| NUCOS-GROUP LIMITED | Private company limited by shares | Dissolved |