| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1386.41 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1202.5 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1202.5 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 1032.74 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 909.66 | USD | 20251211 |
| Sinopec | China national standards | MT | 909.66 | USD | 20251211 |
| Shaanxi Yanchang Petro | China national standards | MT | 909.66 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 909.66 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 909.66 | USD | 20251211 |
| Changzhou Juyun Mat | China national standards | MT | 1343.97 | USD | 20251211 |