| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.55 | USD | 20251120 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.65 | USD | 20251119 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.65 | USD | 20251119 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.7 | USD | 20251118 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.7 | USD | 20251118 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.82 | USD | 20251117 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.82 | USD | 20251117 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251116 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251116 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251115 |