| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20250328 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250328 | |
| BJ Zhenhua Oil | China national standards | MT | USD | 20250328 | |
| Shandong Yulong | China national standards | MT | USD | 20250328 | |
| CNPC | China national standards | MT | USD | 20250328 | |
| Huizhou CNOOC | China national standards | MT | USD | 20250328 | |
| Sinopec | China national standards | MT | USD | 20250328 | |
| CNPC | China national standards | MT | USD | 20250328 | |
| Ningxia Baofeng | China national standards | MT | USD | 20250328 | |
| Yanchi Ninglu | China national standards | MT | USD | 20250328 |
