| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Dongming Petroche Mical Group Co., Ltd. | China national standards | MT | 1872.69 | USD | 20251014 |
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 844.82 | USD | 20251014 |
| China National Petroleum Corporation Lanzhou Petrochemical Branch | China national standards | MT | 844.82 | USD | 20251014 |
| Xingtai Risun Coal Chemicais Limited | China national standards | MT | 1281.31 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 971.54 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1063.07 | USD | 20251014 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1091.23 | USD | 20251014 |
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 1070.11 | USD | 20251014 |
| China Petroleum and Chemical Corporation Jingmen Branch | China national standards | MT | 1098.27 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 971.54 | USD | 20251014 |