| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 818.71 | USD | 20251029 |
| Jinan Qi Mat | China national standards | MT | 818.56 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 818.27 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 817.73 | USD | 20251026 |
| Jinan Qi Mat | China national standards | MT | 817.73 | USD | 20251025 |
| Jinan Qi Mat | China national standards | MT | 845.93 | USD | 20251024 |
| Jinan Qi Mat | China national standards | MT | 881.3 | USD | 20251023 |
| Jinan Qi Mat | China national standards | MT | 880.85 | USD | 20251022 |
| Jinan Qi Mat | China national standards | MT | 881.15 | USD | 20251021 |