| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 991.71 | USD | 20250929 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 963.58 | USD | 20250929 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 914.35 | USD | 20250929 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1055.02 | USD | 20250929 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1111.28 | USD | 20250929 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1097.22 | USD | 20250929 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 991.71 | USD | 20250929 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 991.71 | USD | 20250929 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 998.75 | USD | 20250929 |