| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Sinopec | China national standards | MT | 874.46 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 884.33 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 882.92 | USD | 20251105 |
| Sinopec | China national standards | MT | 881.51 | USD | 20251105 |
| Shaanxi Yanchang Petro | China national standards | MT | 874.46 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 1245.4 | USD | 20251105 |
| Jinan Qi Mat | China national standards | MT | 874.46 | USD | 20251105 |
| Sinopec | China national standards | MT | 874.46 | USD | 20251105 |
| Jinan Qi Mat | China national standards | MT | 874.46 | USD | 20251105 |