| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20260331 | |
| DMZY Petroche | China national standards | MT | USD | 20260331 | |
| Sinopec | China national standards | MT | USD | 20260331 | |
| Zhenghe | China national standards | MT | USD | 20260331 | |
| Shandong Chambroad | China national standards | MT | USD | 20260331 | |
| Shandong Huaxing Petro | China national standards | MT | USD | 20260331 | |
| Dongying Yatong | China national standards | MT | USD | 20260331 | |
| Shandong Fuhai | China national standards | MT | USD | 20260331 | |
| Huizhou Jincheng Petro | China national standards | MT | USD | 20260331 | |
| Dongying Tianhong | China national standards | MT | USD | 20260331 |
