| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 972.72 | USD | 20250515 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1292.33 | USD | 20250515 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1292.46 | USD | 20250514 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 972.82 | USD | 20250514 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 972.34 | USD | 20250513 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1291.83 | USD | 20250513 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1290.48 | USD | 20250512 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 971.33 | USD | 20250512 |
| Shandong Junfeng New Materials Co., Ltd. | N220 | MT | 970.94 | USD | 20250509 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1289.96 | USD | 20250509 |