| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 924.1 | USD | 20251101 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.04 | USD | 20251101 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.04 | USD | 20251031 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 924.1 | USD | 20251031 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.52 | USD | 20251029 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 924.58 | USD | 20251029 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 924.41 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 924.41 | USD | 20251028 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 917.35 | USD | 20251028 |