| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 713.39 | USD | 20251130 |
| Jinan Qi Mat | China national standards | MT | 713.01 | USD | 20251125 |
| Jinan Qi Mat | China national standards | MT | 733.8 | USD | 20251030 |
| Jinan Qi Mat | China national standards | MT | 733.62 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 768.38 | USD | 20251024 |
| Jinan Qi Mat | China national standards | MT | 768.1 | USD | 20251022 |