| Glory & Grace Energy-Saving Limited | Private company limited by shares | Live |
| Li Ning Energy-saving (Hong Kong) Limited | Private company limited by shares | Dissolved |
| SHANGHAI KAIMEIRUI ENERGY-SAVING ELECTRICAL LIMITED | Private company limited by shares | Dissolved |
| Profound Strength Energy-saving Technology Company Limited | Private company limited by shares | Dissolved |
| XIN LI ENERGY-SAVING TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| GO AHEAD ENERGY-SAVING & AUTOMATION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |