| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1225.23 | USD | 20251013 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.52 | USD | 20251011 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.52 | USD | 20251010 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1223.59 | USD | 20251009 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1222.73 | USD | 20250928 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1224.37 | USD | 20250923 |