| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 868.2 | USD | 20251108 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251108 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1298.77 | USD | 20251107 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 903.5 | USD | 20251107 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.72 | USD | 20251107 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1214.07 | USD | 20251107 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1214.07 | USD | 20251107 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1192.9 | USD | 20251107 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1192.9 | USD | 20251107 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1199.95 | USD | 20251107 |