| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 541.83 | USD | 20251008 |
| Shandong Hualu | Polyester Resin Grade | MT | 541.83 | USD | 20251008 |
| Qingdao Shengze Chem | China national standards | MT | 541.83 | USD | 20251008 |
| Qingdao Shengze Chem | Polyester Grade | MT | 541.83 | USD | 20251008 |
| Lihuayi Weiyuan Chem | Polyester Resin Grade | MT | 555.91 | USD | 20251008 |
| Lihuayi Weiyuan Chem | China national standards | MT | 577.02 | USD | 20251008 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 675.53 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 506.65 | USD | 20251008 |
| Shandong Qiangsen Chem | China national standards | MT | 506.65 | USD | 20251008 |
| Beijing Yanshan Petro | China national standards | MT | 520.72 | USD | 20251008 |