| Vendor | Spec | Unit | Price | Currency | Date |
| China National Petroleum Corporation Jinzhou Petrochemical Branch | China national standards | MT | 1209.46 | USD | 20250922 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1209.46 | USD | 20250922 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1153.21 | USD | 20250922 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1321.97 | USD | 20250922 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1307.91 | USD | 20250922 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1195.4 | USD | 20250922 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1216.49 | USD | 20250922 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1153.21 | USD | 20250922 |