| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Rongxin | Polyester Resin Grade | MT | 560.51 | USD | 20251013 |
| Shandong Rongxin | Polyester Resin Grade | MT | 560.18 | USD | 20251011 |
| Shandong Rongxin | Polyester Resin Grade | MT | 560.18 | USD | 20251010 |
| Shandong Rongxin | Polyester Resin Grade | MT | 554.13 | USD | 20251009 |
| Shandong Rongxin | Polyester Resin Grade | MT | 550.28 | USD | 20250930 |
| Shandong Rongxin | Polyester Resin Grade | MT | 554.23 | USD | 20250929 |
| Shandong Rongxin | Polyester Resin Grade | MT | 553.04 | USD | 20250928 |
| Shandong Rongxin | Polyester Resin Grade | MT | 553.04 | USD | 20250926 |
| Shandong Rongxin | Polyester Resin Grade | MT | 560.11 | USD | 20250924 |
| Shandong Rongxin | Polyester Resin Grade | MT | 573.79 | USD | 20250922 |