| Vendor | Spec | Unit | Price | Currency | Date |
| Sichuan Sunshine Silicon | China national standards | MT | 1388.47 | USD | 20260327 |
| Sichuan Sunshine Silicon | China national standards | MT | 1390.18 | USD | 20260326 |
| Sichuan Sunshine Silicon | China national standards | MT | 1393.1 | USD | 20260325 |
| Sichuan Sunshine Silicon | China national standards | MT | 1392.45 | USD | 20260324 |
| Sichuan Sunshine Silicon | China national standards | MT | 1390.48 | USD | 20260323 |