| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 960.1 | USD | 20251125 |
| Shandong Shuojia Chem | China national standards | MT | 974.22 | USD | 20251125 |
| Jinan Xinbo Chem | China national standards | MT | 1129.19 | USD | 20251124 |
| Shandong Qiangsen Chem | China national standards | MT | 889.24 | USD | 20251124 |
| Jinan Angxin Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Jinan Angxin Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Zibo Zhongsheng Chem | China national standards | MT | 945.7 | USD | 20251124 |
| Jinan Angxin Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Yangmei Taihua Coke | China national standards | MT | 917.47 | USD | 20251124 |
| Shandong Haili Chem | China national standards | MT | 1199.77 | USD | 20251124 |