| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chem | China national standards | MT | 1195.03 | USD | 20250919 |
| Zibo Zhongsheng Chem | China national standards | MT | 1209.09 | USD | 20250919 |
| Xinjiang Tianli Petro | China national standards | MT | 1209.09 | USD | 20250919 |
| Yangmei Taihua Coke | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Fusheng | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Fusheng | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Daoqin Chem | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Xima | China national standards | MT | 872.2 | USD | 20250918 |
| Shandong Qiangsen Chem | China national standards | MT | 886.26 | USD | 20250918 |
| Shandong Qiangsen Chem | China national standards | MT | 886.26 | USD | 20250918 |