| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| HLJ Zijin Copper | China national standards | MT | USD | 20260615 | |
| JL Longyuanqi | China national standards | MT | USD | 20260615 | |
| Jilin Dadi | China national standards | MT | USD | 20260615 | |
| Shandong Chambroad Energy | China national standards | MT | USD | 20260615 | |
| Jiyuan Yuguang | China national standards | MT | USD | 20260615 | |
| Shandong Chambroad Energy | China national standards | MT | USD | 20260612 | |
| Tangshan Baoshun | China national standards | MT | USD | 20260612 | |
| Bayannur Zijin | China national standards | MT | USD | 20260612 | |
| Baotou Huading | China national standards | MT | USD | 20260612 | |
| Chifeng Jintong | China national standards | MT | USD | 20260612 |
