| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 1636.92 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1171.24 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1174.06 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1185.35 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 1128.91 | USD | 20251106 |
| Shandong Xingpeng Chem | China national standards | MT | 1763.92 | USD | 20251106 |
| Shandong Yeyang Chem | China national standards | MT | 1150.07 | USD | 20251106 |
| Jinan Qi Mat | China national standards | MT | 1636.92 | USD | 20251106 |
| Dongying Hebang Chem | China national standards | MT | 1354.69 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1270.02 | USD | 20251106 |