| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1350.17 | USD | 20251009 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1350.17 | USD | 20251009 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1336.11 | USD | 20251009 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1209.53 | USD | 20251009 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1209.53 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1167.34 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1188.43 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1188.43 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1040.76 | USD | 20251009 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 957.01 | USD | 20251008 |