| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Dongming Petro | China national standards | MT | USD | 20251119 | |
| CNPC | China national standards | MT | USD | 20251119 | |
| Shandong Mingyu | China national standards | MT | USD | 20251119 | |
| Shandong Chambroad | China national standards | MT | USD | 20251119 | |
| Qilu Petrochem | China national standards | MT | USD | 20251119 | |
| CNPC | China national standards | MT | USD | 20251119 | |
| Sinopec | China national standards | MT | USD | 20251119 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20251119 | |
| Huaibei Beike | China national standards | MT | USD | 20251118 | |
| Anyang Yutian | China national standards | MT | USD | 20251118 |
