| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 712.47 | USD | 20251031 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 740.69 | USD | 20251031 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 811.23 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.63 | USD | 20251031 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 719.53 | USD | 20251031 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 811.23 | USD | 20251031 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.63 | USD | 20251031 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 712.47 | USD | 20251031 |