| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Chambroad | China national standards | MT | USD | 20250327 | |
| Dongying Junyuan | China national standards | MT | USD | 20250327 | |
| CNPC | China national standards | MT | USD | 20250327 | |
| Shandong Chambroad | China national standards | MT | USD | 20250326 | |
| Dongying Junyuan | China national standards | MT | USD | 20250326 | |
| CNPC | China national standards | MT | USD | 20250326 | |
| Shandong Chambroad | China national standards | MT | USD | 20250325 | |
| Dongying Junyuan | China national standards | MT | USD | 20250325 | |
| CNPC | China national standards | MT | USD | 20250325 | |
| Shandong Chambroad | China national standards | MT | USD | 20250324 |
