| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 494.54 | USD | 20251209 |
| Qingdao Shengze Chem | Polyester Grade | MT | 491.71 | USD | 20251209 |
| Lihuayi Weiyuan Chem | China national standards | MT | 579.32 | USD | 20251209 |
| BASF YPC | China national standards | MT | 593.45 | USD | 20251209 |
| Shandong Fusheng | Polyester Grade | MT | 508.67 | USD | 20251209 |
| Shandong Mengkanda Chem | China national standards | MT | 452.15 | USD | 20251209 |
| Shandong Hongyang Chem | China national standards | MT | 592.82 | USD | 20251208 |
| Shandong Zhenkun | China national standards | MT | 607.65 | USD | 20251208 |
| Shandong Zhiheng | China national standards | MT | 592.82 | USD | 20251208 |
| Shandong Huize Chem | Polyester Resin Grade | MT | 607.65 | USD | 20251208 |