| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 1243.83 | USD | 20251206 |
| Qingdao Shengze Chem | China national standards | MT | 805.67 | USD | 20251206 |
| Beijing Yanshan Petro | China national standards | MT | 848.07 | USD | 20251205 |
| Lihuayi Weiyuan Chem | China national standards | MT | 848.07 | USD | 20251205 |
| Shiyou Yangzhou Chem | China national standards | MT | 805.67 | USD | 20251205 |
| Beijing Yanshan Petro | China national standards | MT | 1201.43 | USD | 20251205 |
| Lihuayi Weiyuan Chem | China national standards | MT | 805.67 | USD | 20251205 |
| Jinan Qi Mat | China national standards | MT | 805.67 | USD | 20251205 |
| Zhejiang PetroChem | China national standards | MT | 848.07 | USD | 20251205 |
| Sinopec | China national standards | MT | 848.07 | USD | 20251205 |