| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Henrui Chem | Polycarbonate Grade | MT | 1044.37 | USD | 20251028 |
| Sinopec | China national standards | MT | 1086.71 | USD | 20251028 |
| Shanghai SinoMitsui | China national standards | MT | 1086.71 | USD | 20251028 |
| Sinopec | China national standards | MT | 1044.37 | USD | 20251028 |
| Shandong Henrui Chem | China national standards | MT | 1044.37 | USD | 20251028 |
| Shandong Henrui Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Wuhan Hengjiu Chem | China national standards | MT | 1086.71 | USD | 20251028 |
| Shanghai Juexin | China national standards | MT | 1270.18 | USD | 20251028 |
| Sinopec | China national standards | MT | 1270.18 | USD | 20251028 |
| Jinan Aochen Chem | China national standards | MT | 1552.44 | USD | 20251028 |