| Serial No | Item | Year | Quantity |
| 1 | Gel Battery Wolong | 2017 | 14,136 ≈ 589 set |
| 2 | Li-on Battery Wolong | 2017 | 969 |
| 3 | Li-on Battery Wolong | 2018 | 9366 |
| 4 | Li-on Battery Wolong | 2019 | 2491 |
| 5 | Li-on Battery Wolong | 2020 | 1818 |
| 6 | Solar PV Module & DC SPD | 2021 | 1184 |
| 7 | Indoor Anti-Theft Rack | 2021 | 400 |
| 8 | Solar PV Module & DC SPD | 2022 | 490 |
| 9 | Indoor Anti-Theft Rack | 2022 | 300 |