| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 879.41 | USD | 20251029 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1228.07 | USD | 20251029 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1291.59 | USD | 20251029 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1340.99 | USD | 20251029 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1129.26 | USD | 20251029 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 973.98 | USD | 20251029 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 885.06 | USD | 20251029 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 889.29 | USD | 20251029 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1333.94 | USD | 20251029 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 903.41 | USD | 20251029 |