| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 621.52 | USD | 20251202 |
| Beijing Yanshan Petro | China national standards | MT | 635.65 | USD | 20251202 |
| Nanjing Runsheng Petro | China national standards | MT | 635.65 | USD | 20251202 |
| Shandong Fusheng | China national standards | MT | 508.52 | USD | 20251202 |
| Shandong Huize Chem | Polyester Resin Grade | MT | 607.4 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 508.52 | USD | 20251202 |
| Beijing Yanshan Petro | China national standards | MT | 692.15 | USD | 20251202 |
| Shandong Jinwen Chem | China national standards | MT | 508.52 | USD | 20251202 |
| Wuhan Hengjiu Chem | China national standards | MT | 621.52 | USD | 20251202 |
| Shijiazhuang Kainiu Chem | Polyester Grade | MT | 522.64 | USD | 20251202 |