| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1208.68 | USD | 20250928 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 983.81 | USD | 20250928 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 983.81 | USD | 20250926 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1208.68 | USD | 20250926 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1210.3 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 985.12 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 985.12 | USD | 20250924 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1210.3 | USD | 20250924 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1210.3 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 985.12 | USD | 20250923 |