| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Group Co., Ltd. | China national standards | MT | 977.7 | USD | 20250918 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1076.18 | USD | 20250918 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1026.94 | USD | 20250918 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1069.14 | USD | 20250918 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1252.02 | USD | 20250918 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1125.41 | USD | 20250918 |