| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 1289.22 | USD | 20251020 |
| Shandong Jinwen Chem | China national standards | MT | 1197.64 | USD | 20251020 |
| Beijing Yanshan Petro | China national standards | MT | 1218.77 | USD | 20251020 |
| Kunlun Daqing Petro | China national standards | MT | 1197.64 | USD | 20251020 |
| CNPC | China national standards | MT | 1211.73 | USD | 20251020 |
| Sinopec | China national standards | MT | 1211.73 | USD | 20251020 |
| Shandong Zhiheng | China national standards | MT | 1169.46 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 1190.59 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 1190.59 | USD | 20251020 |
| Nanjing Runsheng Petro | China national standards | MT | 986.29 | USD | 20251020 |