| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Rugao Yangheng | China national standards | MT | USD | 20250428 | |
| Changzhou Hengda Chem | China national standards | MT | USD | 20250428 | |
| Dongying Qirun Chem | China national standards | MT | USD | 20250428 | |
| JX Chaosheng | China national standards | MT | USD | 20250428 | |
| Zhejiang Juhua | China national standards | MT | USD | 20250428 | |
| Tangshan Baoshun | China national standards | MT | USD | 20250428 | |
| Bayannur Zijin | China national standards | MT | USD | 20250428 | |
| Baotou Huading | China national standards | MT | USD | 20250428 | |
| Chifeng Jintong | China national standards | MT | USD | 20250428 | |
| Chifeng YunnanCopper | China national standards | MT | USD | 20250428 |
