| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 868.72 | USD | 20251202 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1059.41 | USD | 20251202 |
| PetroChina Kunlun Gas Co., Ltd. Liquefied Gas Daqing Petrochemical Branch | China national standards | MT | 1017.04 | USD | 20251202 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1052.35 | USD | 20251202 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 911.09 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |