| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 529.03 | USD | 20251104 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 533.26 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 493.76 | USD | 20251104 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 536.22 | USD | 20251103 |
| Suzhou ChemMat | Polyester Grade | MT | 610.3 | USD | 20251103 |
| Zaozhuang Yitai | China national standards | MT | 606.77 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 529.16 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 529.16 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 529.16 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 529.16 | USD | 20251103 |