| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Chambroad | China national standards | MT | USD | 20250616 | |
| Dongying Yatong | China national standards | MT | USD | 20250616 | |
| DMZY Petroche | China national standards | MT | USD | 20250616 | |
| Wudi Xinyue Chem | China national standards | MT | USD | 20250616 | |
| Binzhou Youtai | China national standards | MT | USD | 20250616 | |
| Qicheng Shandong Petro | China national standards | MT | USD | 20250616 | |
| SD Dongfang Hualong | China national standards | MT | USD | 20250616 | |
| Panjin Huajin | China national standards | MT | USD | 20250616 | |
| CNPC | China national standards | MT | USD | 20250613 | |
| Wuhan Petrochemical | China national standards | MT | USD | 20250613 |
