| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 1013.3 | USD | 20251001 |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.3 | USD | 20251001 |
| Shandong Jinshenrun Chem | China national standards | MT | 1013.3 | USD | 20251001 |
| Shandong Xingpeng Chem | China national standards | MT | 957.01 | USD | 20251001 |
| Beijing Xinqr Petro | China national standards | MT | 914.78 | USD | 20250930 |
| Qingdao Chengxin Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Qingdao Chengxin Chem | China national standards | MT | 914.78 | USD | 20250930 |
| Zibo Jinshuo Chem | China national standards | MT | 978.12 | USD | 20250930 |
| Unknown | China national standards | MT | 957.01 | USD | 20250930 |
| Unknown | China national standards | MT | 971.08 | USD | 20250930 |