| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 536.12 | USD | 20251102 |
| Sinopec | China national standards | MT | 705.42 | USD | 20251102 |
| Jinan Qi Mat | China national standards | MT | 522.01 | USD | 20251102 |
| Shandong Hualu | Polyester Resin Grade | MT | 522.01 | USD | 20251102 |
| CNOOC | Polyester Grade | MT | 620.77 | USD | 20251102 |
| Wuhan Hengjiu Chem | China national standards | MT | 620.77 | USD | 20251102 |
| BASF YPC | China national standards | MT | 620.77 | USD | 20251102 |
| Qingdao Shengze Chem | China national standards | MT | 529.06 | USD | 20251102 |
| Qingdao Shengze Chem | Polyester Grade | MT | 529.06 | USD | 20251102 |
| Qingdao Shengze Chem | China national standards | MT | 529.06 | USD | 20251102 |