| NECO COMPANY LIMITED | Private company limited by shares | Dissolved |
| NECO LIMITED | | Live |
| Neco Engineering Limited | | Live |
| Neco Global Limited | | Live |
| NECO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Neco Asset Management Limited | Private company limited by shares | Live |
| MAXSHINE NECO LIGHTING LIMITED | Private company limited by shares | Live |
| NECO NEON COMPANY LIMITED | Private company limited by shares | Live |
| NORTHERN - NECO LIMITED | Private company limited by shares | Dissolved |
| NECO PACIFICA AIR LIMITED | Private company limited by shares | Dissolved |
| NECO TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NECO WATCH COMPANY LIMITED | Private company limited by shares | Live |
| NECOAL (INNER MONGOLIA) HOLDING LIMITED | Private company limited by shares | Dissolved |
| NECO-BRANCO INDUSTRIES LIMITED | Private company limited by shares | Live |
| NECOCHEA COMPANY LIMITED | Private company limited by shares | Dissolved |
| NECOKEINE LIMITED | Private company limited by shares | Live |
| NECOLA LIMITED | Private company limited by shares | Dissolved |
| NECOM LIMITED | Private company limited by shares | Live |
| NECON LIMITED | Private company limited by shares | Dissolved |
| NeContour Product Limited | Private company limited by shares | Dissolved |
| NECOON LIMITED | Private company limited by shares | Live |
| NECOPACT LIMITED | | Live |
| NECORD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| NECOTRANS Asia Limited | Private company limited by shares | Live |
| Necotrans Hong Kong Limited | Private company limited by shares | Live |
| NECOTRONICS LIMITED | Private company limited by shares | Dissolved |