| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | Polyester Grade | MT | 551.74 | USD | 20251211 |
| Jinan Angxin Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Nanjing Runsheng Petro | China national standards | MT | 537.59 | USD | 20251211 |
| Qingdao Shengze Chem | Polyester Grade | MT | 492.32 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 495.15 | USD | 20251211 |
| Shandong Xingpeng Chem | Polyester Resin Grade | MT | 505.05 | USD | 20251211 |
| Sinopec | China national standards | MT | 664.91 | USD | 20251211 |
| Nanjing Runsheng Petro | Polyester Grade | MT | 537.59 | USD | 20251211 |
| Nanjing Runsheng Petro | China national standards | MT | 537.59 | USD | 20251211 |
| CNOOC | Polyester Grade | MT | 679.06 | USD | 20251211 |