| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.18 | USD | 20250814 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 911.17 | USD | 20250814 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.01 | USD | 20250813 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 911.0 | USD | 20250813 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 910.13 | USD | 20250812 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.14 | USD | 20250812 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 910.3 | USD | 20250811 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.3 | USD | 20250811 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.6 | USD | 20250808 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.07 | USD | 20250807 |