| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | China national standards | MT | 607.7 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 628.9 | USD | 20251201 |
| Shandong Yihe Chem | China national standards | MT | 537.03 | USD | 20251201 |
| Shanghai Guoke | China national standards | MT | 671.29 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 508.77 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 494.64 | USD | 20251201 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 678.36 | USD | 20251201 |
| Sinopec | China national standards | MT | 678.07 | USD | 20251130 |
| Qingdao Shengze Chem | China national standards | MT | 529.74 | USD | 20251130 |
| Qingdao Shengze Chem | Polyester Grade | MT | 529.74 | USD | 20251130 |