| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1054.44 | USD | 20250919 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2151.05 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 2151.05 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Shaanxi Lufeng Chemical Co., Ltd. | China national standards | MT | 798.56 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |