| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1170.2 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1191.35 | USD | 20251024 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 902.32 | USD | 20251024 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1339.39 | USD | 20251024 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1290.04 | USD | 20251024 |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |