| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 908.85 | USD | 20251205 |
| Jinan Qi Mat | China national standards | MT | 908.85 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 908.85 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 1248.07 | USD | 20251205 |
| Sinopec | China national standards | MT | 908.85 | USD | 20251205 |
| Sinopec | China national standards | MT | 1250.9 | USD | 20251205 |
| Shandong Xingpeng Chem | China national standards | MT | 893.3 | USD | 20251205 |
| Beijing Yanshan Petro | China national standards | MT | 932.88 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 890.47 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 890.47 | USD | 20251205 |