| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 938.8 | USD | 20251010 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 933.17 | USD | 20251010 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1111.92 | USD | 20251010 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 938.8 | USD | 20251010 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 938.8 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251010 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1308.97 | USD | 20251010 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 938.8 | USD | 20251010 |