| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Rongxin | Polyester Resin Grade | MT | 536.23 | USD | 20251113 |
| Shandong Rongxin | Polyester Resin Grade | MT | 543.53 | USD | 20251112 |
| Shandong Rongxin | Polyester Resin Grade | MT | 543.28 | USD | 20251111 |
| Shandong Rongxin | Polyester Resin Grade | MT | 543.36 | USD | 20251110 |
| Shandong Rongxin | Polyester Resin Grade | MT | 543.29 | USD | 20251106 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.65 | USD | 20251105 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.78 | USD | 20251104 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.92 | USD | 20251103 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.81 | USD | 20251031 |
| Shandong Rongxin | Polyester Resin Grade | MT | 548.94 | USD | 20251030 |