| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 1201.02 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 890.17 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 911.36 | USD | 20251209 |
| Yangmei Taihua Coke | China national standards | MT | 989.08 | USD | 20251209 |
| Nantong Zhonghe Chem | China national standards | MT | 953.75 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 974.95 | USD | 20251209 |
| Shandong Aite Chem | China national standards | MT | 1130.37 | USD | 20251209 |
| Shandong Xima | China national standards | MT | 876.04 | USD | 20251209 |
| Shandong Shuojia Chem | China national standards | MT | 918.43 | USD | 20251209 |