| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.96 | USD | 20251031 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 776.36 | USD | 20251029 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.34 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.95 | USD | 20251027 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.06 | USD | 20251027 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.53 | USD | 20251025 |