| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 1001.81 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 1001.81 | USD | 20251119 |
| Yangmei Taihua Coke | China national standards | MT | 987.7 | USD | 20251119 |
| Yangmei Taihua Coke | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 973.59 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Yihe Chem | China national standards | MT | 1269.9 | USD | 20251119 |