| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1055.94 | USD | 20250916 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 915.14 | USD | 20250916 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1055.91 | USD | 20250908 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.51 | USD | 20250908 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 915.12 | USD | 20250908 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1055.39 | USD | 20250906 |