| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20251126 | |
| Shandong Chambroad | China national standards | MT | USD | 20251126 | |
| CNPC | China national standards | MT | USD | 20251126 | |
| Shandong Mingyu | China national standards | MT | USD | 20251126 | |
| Shandong Dongming Petro | China national standards | MT | USD | 20251126 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251126 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251126 | |
| Huaibei Beike | China national standards | MT | USD | 20251125 | |
| Anyang Yutian | China national standards | MT | USD | 20251125 | |
| Ma'anshan Steel | China national standards | MT | USD | 20251125 |
