| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Dongying Hualian Petro | China national standards | MT | USD | 20260105 | |
| Shandong Haike Chem | China national standards | MT | USD | 20260105 | |
| Dongying Hualian Petro | China national standards | MT | USD | 20260104 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20260104 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20260104 | |
| Dongying Hualian Petro | China national standards | MT | USD | 20251231 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20251231 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251231 | |
| Puyang Fengli | China national standards | MT | USD | 20251231 | |
| Qianjiang Jinao | China national standards | MT | USD | 20251231 |
