| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20251202 | |
| Dongying Fuyu | China national standards | MT | USD | 20251202 | |
| Sinopec | China national standards | MT | USD | 20251202 | |
| Harbin BLUE STAR | China national standards | MT | USD | 20251202 | |
| HLJ Longjiang Chem | China national standards | MT | USD | 20251202 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20251202 | |
| Nanjing Runsheng Petro | China national standards | MT | USD | 20251202 | |
| Liao Sanjiang Chem | China national standards | MT | USD | 20251202 | |
| Changzhou Hechun Chem | China national standards | MT | USD | 20251202 | |
| JS Xiaomi Chem | China national standards | MT | USD | 20251202 |