| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 840.44 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1045.26 | USD | 20251126 |
| Luxi Chem | China national standards | MT | 931.86 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 875.38 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 1058.93 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 1002.46 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Jinan Qi Mat | China national standards | MT | 840.09 | USD | 20251125 |
| Sinopec | China national standards | MT | 1009.52 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 833.03 | USD | 20251125 |