| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Junyuan | China national standards | MT | 1274.91 | USD | 20260528 |
| Shandong Chambroad | China national standards | MT | 1157.68 | USD | 20260528 |
| Heze Junshu | China national standards | MT | 1260.26 | USD | 20260528 |
| Dongying Junyuan | China national standards | MT | 1273.96 | USD | 20260527 |
| Shandong Chambroad | China national standards | MT | 1127.53 | USD | 20260527 |
| Heze Junshu | China national standards | MT | 1259.32 | USD | 20260527 |
| Dongying Junyuan | China national standards | MT | 1274.02 | USD | 20260526 |
| Shandong Chambroad | China national standards | MT | 1156.87 | USD | 20260526 |
| Heze Junshu | China national standards | MT | 1259.37 | USD | 20260526 |
| Dongying Junyuan | China national standards | MT | 1273.46 | USD | 20260525 |