| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 233.2 | USD | 20251203 |
| Jinan Qi Mat | China national standards | MT | 233.07 | USD | 20251202 |
| Jinan Qi Mat | China national standards | MT | 233.19 | USD | 20251201 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251130 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251130 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251129 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251129 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251128 |
| Jinan Qi Mat | China national standards | MT | 237.33 | USD | 20251128 |
| Jinan Qi Mat | China national standards | MT | 247.25 | USD | 20251127 |