| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Tongzhou Chem | China national standards | MT | 1408.55 | USD | 20251015 |
| Shanghai SinoMitsui | China national standards | MT | 1140.93 | USD | 20251015 |
| Shandong Yaowang Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Wuhan Hengjiu Chem | China national standards | MT | 1084.58 | USD | 20251015 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1084.58 | USD | 20251015 |
| Shandong Qiangsen Chem | China national standards | MT | 1253.61 | USD | 20251015 |
| Shandong Henrui Chem | China national standards | MT | 1070.11 | USD | 20251014 |
| Shandong Henrui Chem | Polycarbonate Grade | MT | 1070.11 | USD | 20251014 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1070.11 | USD | 20251014 |
| Shandong Tongzhou Chem | China national standards | MT | 1478.44 | USD | 20251014 |