| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Yuncheng NorthCopper | 98% | MT | USD | 20250630 | |
| Handan ZONGHENG | 98% | MT | USD | 20250630 | |
| Huludao Zinc | 98% | MT | USD | 20250630 | |
| Hunchun Zijin | 98% | MT | USD | 20250630 | |
| HLJ Zijin Copper | 98% | MT | USD | 20250630 | |
| JL Longyuanqi | 98% | MT | USD | 20250630 | |
| Jilin Dadi | 98% | MT | USD | 20250630 | |
| Panjin Haoye | 98% | MT | USD | 20250627 | |
| Zhuzhou Smelter | 98% | MT | USD | 20250627 | |
| Huangshi Daye | 98% | MT | USD | 20250627 |
