| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1154.59 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1098.27 | USD | 20251014 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1246.11 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1295.39 | USD | 20251014 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1182.75 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1243.29 | USD | 20251014 |