| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.03 | USD | 20250925 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1245.48 | USD | 20250924 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1242.66 | USD | 20250924 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.03 | USD | 20250924 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.03 | USD | 20250924 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1336.95 | USD | 20250924 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250924 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250924 |