| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 918.95 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 900.57 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 900.57 | USD | 20251204 |
| Sinopec | China national standards | MT | 1251.18 | USD | 20251204 |
| Shaanxi Yanchang Petro | China national standards | MT | 918.95 | USD | 20251204 |
| Beijing Yanshan Petro | China national standards | MT | 933.09 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 923.19 | USD | 20251204 |
| Beijing Yanshan Petro | China national standards | MT | 894.91 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 904.81 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 900.57 | USD | 20251204 |