| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 807.98 | USD | 20251023 |
| Jinan Zhongyin Mat | China national standards | MT | 733.24 | USD | 20251023 |
| Jinan Zhongyin Mat | China national standards | MT | 733.24 | USD | 20251023 |
| Jinan Jiaxing Chem | China national standards | MT | 803.75 | USD | 20251023 |
| Shandong Energy | China national standards | MT | 775.54 | USD | 20251023 |
| Jinan Jiaxing Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Lihuayi Shandong | China national standards | MT | 846.05 | USD | 20251023 |