| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 916.15 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1211.81 | USD | 20251016 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1218.86 | USD | 20251016 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1197.72 | USD | 20251016 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 986.36 | USD | 20251016 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 934.22 | USD | 20251016 |