| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Guanshan Energy | China national standards | MT | 932.28 | USD | 20251202 |
| Xinjiang Tianli Petro | China national standards | MT | 1271.29 | USD | 20251202 |
| Shandong Hualu | China national standards | MT | 939.35 | USD | 20251202 |
| Nanjing Waien Chem | China national standards | MT | 925.22 | USD | 20251202 |
| Zibo Zhongsheng Chem | China national standards | MT | 946.41 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 904.03 | USD | 20251202 |
| Zibo Zhongsheng Chem | China national standards | MT | 1271.29 | USD | 20251202 |
| Yangmei Taihua Coke | China national standards | MT | 918.16 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 904.03 | USD | 20251202 |
| Shandong Haili Chem | China national standards | MT | 1200.67 | USD | 20251202 |