| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1410.34 | USD | 20251120 |
| Shandong Zhiheng | China national standards | MT | 1410.99 | USD | 20251119 |
| Shandong Zhiheng | China national standards | MT | 1333.39 | USD | 20251119 |
| Shandong Zhiheng | China national standards | MT | 1411.31 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1333.69 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1334.44 | USD | 20251117 |
| Shandong Zhiheng | China national standards | MT | 1334.27 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1411.93 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1411.13 | USD | 20251113 |
| Shandong Zhiheng | China national standards | MT | 1333.52 | USD | 20251113 |