| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 713.32 | USD | 20251126 |
| Shaanxi Lufeng Chem | China national standards | MT | 706.25 | USD | 20251126 |
| Qingdao Shengze Chem | China national standards | MT | 713.32 | USD | 20251126 |
| CNPC | China national standards | MT | 713.32 | USD | 20251126 |
| Shandong Mingyu | China national standards | MT | 925.19 | USD | 20251126 |
| Luxi Chem | China national standards | MT | 889.88 | USD | 20251126 |
| Shandong Yuanhe Chem | China national standards | MT | 875.76 | USD | 20251126 |
| Luxi Chem | China national standards | MT | 819.26 | USD | 20251126 |
| Sinopec | China national standards | MT | 1059.38 | USD | 20251126 |
| Shaanxi Petro Yanan | China national standards | MT | 1063.62 | USD | 20251126 |