| Vendor | Spec | Unit | Price | Currency | Date |
| 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 |
| Hebei Zhengyuan Hydro | China national standards | MT | 329.87 | USD | 20251229 |
| Hebei Zhengyuan Hydro | China national standards | MT | 329.87 | USD | 20251229 |