| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Dehe Chem | China national standards | MT | 946.69 | USD | 20251209 |
| Yangmei Taihua Coke | China national standards | MT | 989.08 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 911.36 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Xiamen Yudeshun Chem | China national standards | MT | 1681.43 | USD | 20251209 |
| Guangzhou Tianyue Chem | China national standards | MT | 1229.28 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 911.36 | USD | 20251209 |
| Nantong Zhonghe Chem | China national standards | MT | 953.75 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 974.95 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 1003.21 | USD | 20251209 |