| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Henan Pioneer Chem | China national standards | MT | USD | 20250331 | |
| Puyang SHENGYUAN | China national standards | MT | USD | 20250331 | |
| Puyang OUYA | China national standards | MT | USD | 20250331 | |
| Song Jinyuan | China national standards | MT | USD | 20250331 | |
| Tengzhou SYH | China national standards | MT | USD | 20250331 | |
| Jining Huineng | China national standards | MT | USD | 20250331 | |
| Shandong Rongxin | China national standards | MT | USD | 20250331 | |
| Zhanhua Yukai | China national standards | MT | USD | 20250331 | |
| Zaozhuang Weijiao | China national standards | MT | USD | 20250331 | |
| Hongdong Coking | China national standards | MT | USD | 20250331 |
