| Vendor | Spec | Unit | Price | Currency | Date |
| 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 | 1054.76 | USD | 20250922 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1054.44 | USD | 20250920 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 913.85 | USD | 20250920 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1054.44 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |