| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 689.67 | USD | 20251011 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 563.0 | USD | 20251011 |
| Linyi Haoxuan | Polyester Grade | MT | 633.37 | USD | 20251011 |
| Shandong Linglin | Polyester Grade | MT | 605.22 | USD | 20251011 |
| Baozhen Shandong Chem | Polyester Grade | MT | 675.6 | USD | 20251011 |
| Jinan Dezheng Chem | Polyester Resin Grade | MT | 555.96 | USD | 20251011 |
| Yangmei Shouyang Chem | Polyester Resin Grade | MT | 619.3 | USD | 20251011 |
| Beijing Yanshan Petro | China national standards | MT | 599.59 | USD | 20251011 |
| Shandong Aite Chem | China national standards | MT | 492.62 | USD | 20251011 |
| Lihuayi Weiyuan Chem | China national standards | MT | 520.77 | USD | 20251011 |