| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Jinwen Chem | China national standards | MT | USD | 20251105 | |
| CNPC | China national standards | MT | USD | 20251105 | |
| Shandong Langchem | China national standards | MT | USD | 20251105 | |
| Shanghai Guoke | China national standards | MT | USD | 20251105 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251105 | |
| Shandong Rongxin | Polyester Resin Grade | MT | USD | 20251105 | |
| Shandong Fusheng | China national standards | MT | USD | 20251105 | |
| Jinan Angxin Chem | China national standards | MT | USD | 20251105 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251105 | |
| Shandong Yuxuan Chem | Polyester Resin Grade | MT | USD | 20251105 |
