| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2180.49 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2152.35 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2154.11 | USD | 20250916 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2154.11 | USD | 20250916 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2182.27 | USD | 20250916 |