| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Mat | China national standards | MT | 1335.17 | USD | 20250926 |
| Changzhou Juyun Mat | China national standards | MT | 1349.22 | USD | 20250926 |
| Shandong Zhiheng | China national standards | MT | 1166.52 | USD | 20250926 |
| Sinopec | China national standards | MT | 1208.68 | USD | 20250926 |
| CNPC | China national standards | MT | 1208.68 | USD | 20250926 |
| Shandong Hongyang Chem | China national standards | MT | 1187.6 | USD | 20250926 |
| Shandong Hongyang Chem | China national standards | MT | 1187.6 | USD | 20250926 |
| Wanhua Chem | China national standards | MT | 985.12 | USD | 20250925 |
| Sinopec | China national standards | MT | 942.9 | USD | 20250925 |
| Sinopec | China national standards | MT | 942.9 | USD | 20250925 |