| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 921.8 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.76 | USD | 20250924 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 921.8 | USD | 20250924 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 921.8 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.13 | USD | 20250922 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 921.16 | USD | 20250922 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 920.88 | USD | 20250920 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |