| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 917.21 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 905.92 | USD | 20251103 |
| Shandong Qiangsen Chem | China national standards | MT | 931.32 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 905.92 | USD | 20251103 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.77 | USD | 20251103 |
| Shandong Qiangsen Chem | China national standards | MT | 931.32 | USD | 20251103 |
| Nantong Zhonghe Chem | China national standards | MT | 917.21 | USD | 20251103 |
| Beijing Yanshan Petro | China national standards | MT | 903.1 | USD | 20251103 |
| Beijing Yanshan Petro | China national standards | MT | 987.77 | USD | 20251103 |
| Shandong Jinshenrun Chem | China national standards | MT | 987.77 | USD | 20251103 |