| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Henrui Chem | China national standards | MT | 1406.77 | USD | 20250918 |
| Shandong Henrui Chem | China national standards | MT | 1097.28 | USD | 20250918 |
| Sinopec | China national standards | MT | 1097.28 | USD | 20250918 |
| Shanghai SinoMitsui | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Henrui Chem | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Henrui Chem | Polycarbonate Grade | MT | 1097.28 | USD | 20250918 |
| Shanghai SinoMitsui | China national standards | MT | 1083.21 | USD | 20250918 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1097.28 | USD | 20250918 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1083.21 | USD | 20250918 |
| Shandong Tongzhou Chem | China national standards | MT | 1406.77 | USD | 20250918 |