| Vendor | Spec | Unit | Price | Currency | Date |
| Luzhou Lutianhua | China national standards | MT | 277.77 | USD | 20260514 |
| Luzhou Lutianhua | China national standards | MT | 277.65 | USD | 20260513 |
| Luzhou Lutianhua | China national standards | MT | 277.67 | USD | 20260512 |
| Luzhou Lutianhua | China national standards | MT | 277.51 | USD | 20260511 |
| Luzhou Lutianhua | China national standards | MT | 277.36 | USD | 20260509 |
| Luzhou Lutianhua | China national standards | MT | 277.36 | USD | 20260508 |
| Luzhou Lutianhua | China national standards | MT | 277.42 | USD | 20260507 |
| Luzhou Lutianhua | China national standards | MT | USD | 20260506 | |
| Luzhou Lutianhua | China national standards | MT | USD | 20260430 | |
| Luzhou Lutianhua | China national standards | MT | USD | 20260429 |