| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 455.94 | USD | 20251029 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 455.69 | USD | 20251027 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 399.26 | USD | 20251027 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1044.0 | USD | 20251027 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 394.82 | USD | 20251023 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 451.23 | USD | 20251023 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1043.46 | USD | 20251023 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 394.62 | USD | 20251022 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 451.0 | USD | 20251022 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |