| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 973.13 | USD | 20251120 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 833.51 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 930.82 | USD | 20251120 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 806.71 | USD | 20251120 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 874.41 | USD | 20251120 |