| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 788.12 | USD | 20250930 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.68 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 689.61 | USD | 20250930 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.68 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 689.61 | USD | 20250930 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 809.23 | USD | 20250930 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 767.01 | USD | 20250930 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 886.64 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.83 | USD | 20250930 |