| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Sinopec | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Xima | China national standards | MT | 975.07 | USD | 20251208 |
| Beijing Yanshan Petro | China national standards | MT | 1222.37 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 911.48 | USD | 20251208 |
| Jinan Qi Mat | China national standards | MT | 908.85 | USD | 20251207 |
| Sinopec | China national standards | MT | 908.85 | USD | 20251207 |
| Shaanxi Yanchang Petro | China national standards | MT | 890.47 | USD | 20251207 |
| Sinopec | China national standards | MT | 890.47 | USD | 20251207 |
| Lihuayi Shandong | China national standards | MT | 890.47 | USD | 20251207 |