| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1228.38 | USD | 20251114 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1073.07 | USD | 20251114 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1030.71 | USD | 20251114 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 988.35 | USD | 20251114 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1214.26 | USD | 20251114 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1207.2 | USD | 20251114 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1200.14 | USD | 20251114 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1122.48 | USD | 20251114 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.9 | USD | 20251114 |