| Vendor | Spec | Unit | Price | Currency | Date |
| Hebei Zhengyuan Hydro | China national standards | MT | 304.43 | USD | 20260310 |
| Hebei Zhengyuan Hydro | China national standards | MT | 304.94 | USD | 20260209 |
| Hebei Zhengyuan Hydro | China national standards | MT | 309.58 | USD | 20260129 |
| Hebei Zhengyuan Hydro | China national standards | MT | 314.99 | USD | 20260126 |
| Hebei Zhengyuan Hydro | China national standards | MT | 336.77 | USD | 20260116 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Hebei Zhengyuan Hydro | China national standards | MT | 332.34 | USD | 20260112 |
| Hebei Zhengyuan Hydro | China national standards | MT | 325.8 | USD | 20260104 |
| Hebei Zhengyuan Hydro | China national standards | MT | 325.8 | USD | 20260104 |