| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 884.58 | USD | 20251027 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1354.38 | USD | 20251027 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1297.95 | USD | 20251027 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 931.14 | USD | 20251027 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1333.22 | USD | 20251027 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 884.58 | USD | 20251027 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1100.44 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1044.0 | USD | 20251027 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 884.58 | USD | 20251027 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |