| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 973.81 | USD | 20251028 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1213.73 | USD | 20251028 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1291.35 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1298.41 | USD | 20251028 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251028 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1213.73 | USD | 20251028 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1354.86 | USD | 20251028 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1199.62 | USD | 20251028 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1157.28 | USD | 20251028 |