| Vendor | Spec | Unit | Price | Currency | Date |
| Xinjiang Yankuang Qineng Coal Industry Co., Ltd. | China national standards | MT | 686.45 | USD | 20250808 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.62 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 742.48 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.53 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.53 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.53 | USD | 20250808 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 700.82 | USD | 20250807 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 953.12 | USD | 20250807 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.95 | USD | 20250807 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.95 | USD | 20250807 |