| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Chambroad | China national standards | MT | USD | 20250731 | |
| Dongying Junyuan | China national standards | MT | USD | 20250731 | |
| Heze Junshu | China national standards | MT | USD | 20250731 | |
| CNPC | China national standards | MT | USD | 20250731 | |
| Shandong Chambroad | China national standards | MT | USD | 20250730 | |
| Dongying Junyuan | China national standards | MT | USD | 20250730 | |
| Heze Junshu | China national standards | MT | USD | 20250730 | |
| CNPC | China national standards | MT | USD | 20250730 | |
| Shandong Chambroad | China national standards | MT | USD | 20250729 | |
| Dongying Junyuan | China national standards | MT | USD | 20250729 |
