| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1100.37 | USD | 20251104 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 916.98 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.13 | USD | 20251104 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 973.41 | USD | 20251104 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1382.52 | USD | 20251104 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1354.31 | USD | 20251104 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1326.09 | USD | 20251104 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1333.15 | USD | 20251104 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1199.13 | USD | 20251104 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1199.13 | USD | 20251104 |