| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 874.66 | USD | 20251104 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1043.94 | USD | 20251104 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1199.13 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1227.34 | USD | 20251104 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 883.12 | USD | 20251104 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1220.29 | USD | 20251104 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 973.41 | USD | 20251104 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1156.8 | USD | 20251104 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1199.13 | USD | 20251104 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 874.66 | USD | 20251104 |