| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 947.85 | USD | 20251211 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 962.0 | USD | 20251211 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 939.89 | USD | 20251210 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 925.76 | USD | 20251210 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 939.74 | USD | 20251208 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 933.09 | USD | 20251204 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 925.29 | USD | 20251128 |