| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 565.34 | USD | 20251203 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.64 | USD | 20251202 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.9 | USD | 20251201 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 565.3 | USD | 20251201 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.68 | USD | 20251129 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.68 | USD | 20251128 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.75 | USD | 20251127 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.63 | USD | 20251126 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 564.76 | USD | 20251125 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 561.94 | USD | 20251125 |