| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 888.56 | USD | 20251105 |
| Zibo Zhongsheng Chem | China national standards | MT | 959.08 | USD | 20251105 |
| Shandong Haili Chem | China national standards | MT | 1198.85 | USD | 20251105 |
| Zibo Zhongsheng Chem | China national standards | MT | 1410.42 | USD | 20251105 |
| Xinjiang Tianli Petro | China national standards | MT | 1269.38 | USD | 20251105 |
| Yangmei Taihua Coke | China national standards | MT | 944.98 | USD | 20251105 |
| Nanjing Guanshan Energy | China national standards | MT | 944.98 | USD | 20251105 |
| Shandong Hualu | China national standards | MT | 937.93 | USD | 20251105 |
| Shandong Hualu | China national standards | MT | 944.98 | USD | 20251105 |
| Nanjing Waien Chem | China national standards | MT | 944.98 | USD | 20251105 |