| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Huludao Zinc | China national standards | MT | USD | 20260610 | |
| Hunchun Zijin | China national standards | MT | USD | 20260610 | |
| HLJ Zijin Copper | China national standards | MT | USD | 20260610 | |
| JL Longyuanqi | China national standards | MT | USD | 20260610 | |
| Jilin Dadi | China national standards | MT | USD | 20260610 | |
| Shandong Chambroad Energy | China national standards | MT | USD | 20260610 | |
| Shandong Jincheng Petro | China national standards | MT | USD | 20260610 | |
| Shouguang Xinhua Pharma | China national standards | MT | USD | 20260610 | |
| Shandong Shenchi Chemical | China national standards | MT | USD | 20260610 | |
| Dongying UNITED Petro | China national standards | MT | USD | 20260610 |
