| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 987.92 | USD | 20251118 |
| Nanjing Runsheng Petro | China national standards | MT | 903.24 | USD | 20251118 |
| Beijing Yanshan Petro | China national standards | MT | 1220.79 | USD | 20251118 |
| CNPC | China national standards | MT | 1213.73 | USD | 20251118 |
| Changzhou Juyun Mat | China national standards | MT | 1354.86 | USD | 20251118 |
| Shaanxi Yanchang Petro | China national standards | MT | 882.07 | USD | 20251118 |
| Hubei 789 Chem | China national standards | MT | 1298.41 | USD | 20251118 |
| Lihuayi Shandong | China national standards | MT | 1030.26 | USD | 20251118 |
| Lihuayi Shandong | China national standards | MT | 899.01 | USD | 20251118 |
| Shaanxi Yanchang Petro | China national standards | MT | 896.18 | USD | 20251118 |