| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.23 | USD | 20251106 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 776.12 | USD | 20251106 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.73 | USD | 20251105 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.83 | USD | 20251105 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.9 | USD | 20251104 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.01 | USD | 20251104 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 776.1 | USD | 20251103 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.21 | USD | 20251103 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.96 | USD | 20251101 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.07 | USD | 20251101 |