| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20241216 | |
| DMZY Petroche | China national standards | MT | USD | 20241216 | |
| Cangzhou Zhongjie | China national standards | MT | USD | 20241216 | |
| Hongrun Petro | China national standards | MT | USD | 20241216 | |
| Sinopec | China national standards | MT | USD | 20241216 | |
| Dongying Qirun Chem | China national standards | MT | USD | 20241216 | |
| Dongying Yatong | China national standards | MT | USD | 20241216 | |
| CNPC | China national standards | MT | USD | 20241216 | |
| Binzhou Youtai | China national standards | MT | USD | 20241216 | |
| SD Dongfang Hualong | China national standards | MT | USD | 20241216 |