| Vendor | Spec | Unit | Price | Currency | Date |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 1201.65 | USD | 20250928 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1201.65 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1264.9 | USD | 20250928 |
| Befar Group Co., Ltd. | China national standards | MT | 1075.16 | USD | 20250928 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250928 |