| Vendor | Spec | Unit | Price | Currency | Date |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 784.64 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Hebei Risun Energy Limited | China national standards | MT | 961.08 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 904.54 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Hebei Risun Energy Limited | China national standards | MT | 961.08 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 904.54 | USD | 20251203 |