| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 889.38 | USD | 20251107 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 945.85 | USD | 20251107 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 1411.71 | USD | 20251107 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.95 | USD | 20251107 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 959.96 | USD | 20251107 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1101.14 | USD | 20251107 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 889.38 | USD | 20251107 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 924.67 | USD | 20251107 |
| China national standards | MT | 938.79 | USD | 20251107 | |
| China national standards | MT | 931.73 | USD | 20251107 |