| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 962.73 | USD | 20250928 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 962.73 | USD | 20250926 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 971.05 | USD | 20250925 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 977.7 | USD | 20250918 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 978.5 | USD | 20250916 |