| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1156.26 | USD | 20251023 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 895.4 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 895.4 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 895.4 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |