| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.36 | USD | 20250908 |
| Xinjiang Yankuang Qineng Coal Industry Co., Ltd. | China national standards | MT | 689.52 | USD | 20250907 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.09 | USD | 20250906 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.09 | USD | 20250906 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 745.81 | USD | 20250906 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 745.81 | USD | 20250905 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.09 | USD | 20250905 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 956.88 | USD | 20250905 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 956.88 | USD | 20250905 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.05 | USD | 20250904 |