| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20241216 | |
| Shandong Huaxing Petro | China national standards | MT | USD | 20241216 | |
| CNPC | China national standards | MT | USD | 20241216 | |
| Sinopec | China national standards | MT | USD | 20241216 | |
| CNPC | China national standards | MT | USD | 20241216 | |
| Shandong Shenchi Chem | China national standards | MT | USD | 20241216 | |
| DMZY Petroche | China national standards | MT | USD | 20241216 | |
| Zibo Xintai Chem | China national standards | MT | USD | 20241216 | |
| SD Dongfang Hualong | China national standards | MT | USD | 20241216 | |
| Shouguang Luqing | China national standards | MT | USD | 20241216 |