| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.9 | USD | 20251107 |
| Aite Zhejiang | China national standards | MT | 1312.89 | USD | 20251107 |
| Sinopec | China national standards | MT | 988.2 | USD | 20251107 |
| Beijing Yanshan Petro | China national standards | MT | 1221.13 | USD | 20251107 |
| Changzhou Juyun Mat | China national standards | MT | 1355.24 | USD | 20251107 |
| CNPC | China national standards | MT | 1214.07 | USD | 20251107 |
| Nanjing Runsheng Petro | China national standards | MT | 903.13 | USD | 20251106 |
| Shandong Yuhuang Chem | China national standards | MT | 1291.19 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1333.52 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 1199.46 | USD | 20251106 |