| Vendor | Spec | Unit | Price | Currency | Date |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2241.81 | USD | 20250815 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2242.88 | USD | 20250814 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2242.47 | USD | 20250813 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2241.46 | USD | 20250808 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2242.62 | USD | 20250807 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2240.61 | USD | 20250806 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2241.96 | USD | 20250805 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2241.05 | USD | 20250804 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2237.89 | USD | 20250801 |
| Yibin Tianyuan Group Co., Ltd. | China national standards | MT | 2237.95 | USD | 20250731 |