| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 928.95 | USD | 20251012 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.22 | USD | 20251011 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1210.45 | USD | 20251011 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1210.45 | USD | 20251011 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251011 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1154.15 | USD | 20251011 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1104.89 | USD | 20251011 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.34 | USD | 20251011 |