| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 712.71 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 762.11 | USD | 20251028 |
| Shandong Zhiheng | China national standards | MT | 705.66 | USD | 20251028 |
| Shandong Jinshenrun Chem | China national standards | MT | 762.11 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 867.96 | USD | 20251028 |
| Shandong Yuxuan Chem | China national standards | MT | 783.28 | USD | 20251028 |
| Jinan Aochen Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Shandong Shuojia Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Jinan Jiaxing Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Hubei 789 Chem | China national standards | MT | 769.17 | USD | 20251028 |