| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 1086.59 | USD | 20251030 |
| Jinan Aochen Chem | China national standards | MT | 1552.27 | USD | 20251030 |
| Shanghai Juexin | China national standards | MT | 1270.04 | USD | 20251030 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1044.25 | USD | 20251030 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1044.25 | USD | 20251030 |
| Shandong Henrui Chem | Polycarbonate Grade | MT | 1044.25 | USD | 20251030 |
| Shandong Henrui Chem | China national standards | MT | 1044.25 | USD | 20251030 |
| Sinopec | China national standards | MT | 1086.59 | USD | 20251030 |
| Sinopec | China national standards | MT | 1044.25 | USD | 20251030 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1072.48 | USD | 20251030 |