| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 535.96 | USD | 20251105 |
| Shandong Yihe Chem | China national standards | MT | 514.8 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 528.91 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 528.91 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 528.91 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 528.91 | USD | 20251105 |
| Nanjing Baitu Chem | China national standards | MT | 620.58 | USD | 20251105 |
| Nanjing Baitu Chem | China national standards | MT | 620.58 | USD | 20251105 |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | 543.01 | USD | 20251105 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 535.96 | USD | 20251105 |