| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jiyuan Yuguang | China national standards | MT | USD | 20250331 | |
| Yima Kaixiang | China national standards | MT | USD | 20250331 | |
| LB Gold | China national standards | MT | USD | 20250331 | |
| Hunan Shuikoushan | China national standards | MT | USD | 20250331 | |
| Jiangxi Copper | China national standards | MT | USD | 20250331 | |
| Hunan Minmetals | China national standards | MT | USD | 20250331 | |
| Huaihua Hengguang | China national standards | MT | USD | 20250331 | |
| Lingbao Jincheng | China national standards | MT | USD | 20250331 | |
| Minshan EnviTech | China national standards | MT | USD | 20250331 | |
| Jiyuan JINLI | China national standards | MT | USD | 20250331 |
