| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.94 | USD | 20251203 |
| Shandong Hualu | Polyester Resin Grade | MT | 530.01 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 602.09 | USD | 20251203 |
| Beijing Yanshan Petro | China national standards | MT | 692.54 | USD | 20251203 |
| Qingdao Shengze Chem | Polyester Grade | MT | 530.01 | USD | 20251203 |
| Shandong Shuojia Chem | Polyester Grade | MT | 678.41 | USD | 20251203 |
| CNOOC | Polyester Grade | MT | 650.14 | USD | 20251203 |
| Sinopec | China national standards | MT | 565.34 | USD | 20251203 |
| Qingdao Shengze Chem | China national standards | MT | 530.01 | USD | 20251203 |
| Jinan Xingdate Bio | Polyester Grade | MT | 763.21 | USD | 20251203 |