| Vendor | Spec | Unit | Price | Currency | Date |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1287.38 | USD | 20251211 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1286.16 | USD | 20251210 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1285.8 | USD | 20251209 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1285.96 | USD | 20251208 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1286.24 | USD | 20251205 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1286.53 | USD | 20251204 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1285.42 | USD | 20251202 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1286.06 | USD | 20251201 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1285.38 | USD | 20251126 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1284.84 | USD | 20251125 |