| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 993.03 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1000.07 | USD | 20251015 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 950.77 | USD | 20251015 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1197.27 | USD | 20251015 |