| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |