| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 958.72 | USD | 20251025 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251025 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 916.42 | USD | 20251025 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251025 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 1001.02 | USD | 20251024 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1071.51 | USD | 20251024 |
| Hunan Lixin Shengshi New Material Technology Co., Ltd. | China national standards | MT | 1071.51 | USD | 20251024 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |