| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1128.65 | USD | 20251027 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1156.07 | USD | 20251021 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1265.79 | USD | 20251009 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1265.72 | USD | 20250922 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1253.04 | USD | 20250916 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1264.74 | USD | 20250825 |
| Guangzhou Yisheng Trading Co., Ltd. | China national standards | MT | 1261.88 | USD | 20250818 |