| Vendor | Spec | Unit | Price | Currency | Date |
| Befar Group Co., Ltd. | China national standards | MT | 888.22 | USD | 20251025 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 958.72 | USD | 20251025 |
| Befar Group Co., Ltd. | China national standards | MT | 1120.85 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1205.45 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1205.45 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1205.45 | USD | 20251024 |