| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 719.04 | USD | 20251024 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 810.68 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 810.68 | USD | 20251024 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 711.99 | USD | 20251024 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 711.99 | USD | 20251024 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 711.99 | USD | 20251024 |
| Jiangsu Lianhai Biological Technology Co., Ltd. | China national standards | MT | 754.29 | USD | 20251024 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 782.48 | USD | 20251024 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 690.94 | USD | 20251023 |