| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.6 | USD | 20250912 |
| Xinjiang Yankuang Qineng Coal Industry Co., Ltd. | China national standards | MT | 689.81 | USD | 20250911 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.64 | USD | 20250909 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.64 | USD | 20250909 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 746.39 | USD | 20250909 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.73 | USD | 20250909 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.49 | USD | 20250908 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 746.17 | USD | 20250908 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.36 | USD | 20250908 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.36 | USD | 20250908 |