| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 874.82 | USD | 20251119 |
| Jinan Xinbo Chem | China national standards | MT | 1157.02 | USD | 20251119 |
| Beijing Yanshan Petro | China national standards | MT | 888.93 | USD | 20251119 |
| Shiyou Yangzhou Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Sinopec | China national standards | MT | 888.93 | USD | 20251119 |
| Beijing Yanshan Petro | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Xingpeng Chem | China national standards | MT | 860.9 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 1270.18 | USD | 20251118 |
| Sinopec | China national standards | MT | 994.98 | USD | 20251118 |
| Lihuayi Weiyuan Chem | China national standards | MT | 931.47 | USD | 20251118 |