| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1169.85 | USD | 20251017 |
| Sinopec | China national standards | MT | 1212.14 | USD | 20251017 |
| CNPC | China national standards | MT | 1212.14 | USD | 20251017 |
| Changzhou Juyun Mat | China national standards | MT | 1353.08 | USD | 20251017 |
| Changzhou Juyun Mat | China national standards | MT | 1338.99 | USD | 20251017 |
| Changzhou Juyun Mat | China national standards | MT | 1353.08 | USD | 20251017 |
| Qingdao Chengxin Chem | China national standards | MT | 958.18 | USD | 20251016 |
| Changzhou Dohow | China national standards | MT | 958.18 | USD | 20251016 |
| Sinopec | China national standards | MT | 915.91 | USD | 20251016 |
| Lihuayi Shandong | China national standards | MT | 901.81 | USD | 20251016 |