| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wanhua Chem | China national standards | MT | USD | 20260427 | |
| Dongying Yatong | China national standards | MT | USD | 20260427 | |
| Shandong Qicheng | China national standards | MT | USD | 20260427 | |
| Hongrun Petro | China national standards | MT | USD | 20260427 | |
| Dongying CNOOC | China national standards | MT | USD | 20260427 | |
| Zibo Dream | China national standards | MT | USD | 20260427 | |
| Shandong Wantong | China national standards | MT | USD | 20260427 | |
| Dongying Qirun Chem | China national standards | MT | USD | 20260427 | |
| CNPC | China national standards | MT | USD | 20260427 | |
| Dongying Tianhong | China national standards | MT | USD | 20260427 |
