| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1042.15 | USD | 20251013 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1126.65 | USD | 20251013 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1154.82 | USD | 20251013 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1288.61 | USD | 20251013 |