| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1326.09 | USD | 20251104 |
| Aite Zhejiang | China national standards | MT | 1156.8 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 1192.07 | USD | 20251104 |
| Beijing Yanshan Petro | China national standards | MT | 1220.29 | USD | 20251104 |
| Kunlun Daqing Petro | China national standards | MT | 1199.13 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1199.13 | USD | 20251104 |
| Shandong Xingpeng Chem | China national standards | MT | 883.12 | USD | 20251104 |
| Sinopec | China national standards | MT | 987.51 | USD | 20251104 |
| Sinopec | China national standards | MT | 1227.34 | USD | 20251104 |
| Lihuayi Shandong | China national standards | MT | 874.66 | USD | 20251104 |