| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 578.48 | USD | 20251121 |
| Guangzhou Tianyue Chem | Polyester Grade | MT | 663.14 | USD | 20251121 |
| Shandong Rongxin | Polyester Resin Grade | MT | 536.16 | USD | 20251121 |
| Nanjing Runsheng Petro | China national standards | MT | 634.65 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 620.55 | USD | 20251120 |
| Shandong Zhenkun | China national standards | MT | 606.45 | USD | 20251120 |
| Shandong Zhiheng | China national standards | MT | 591.64 | USD | 20251120 |
| Shandong Hongyang Chem | China national standards | MT | 591.64 | USD | 20251120 |
| Shandong Fusheng | China national standards | MT | 507.72 | USD | 20251120 |
| BASF YPC | China national standards | MT | 606.45 | USD | 20251120 |