| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1224.99 | USD | 20251014 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1224.99 | USD | 20251014 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1105.31 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1379.87 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.22 | USD | 20251014 |