| Vendor | Spec | Unit | Price | Currency | Date |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1213.73 | USD | 20251028 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1340.75 | USD | 20251028 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 973.81 | USD | 20251028 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251028 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 882.07 | USD | 20251028 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1368.97 | USD | 20251028 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1246.19 | USD | 20251028 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 884.89 | USD | 20251028 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1249.01 | USD | 20251028 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1227.84 | USD | 20251028 |