| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251115 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251114 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251114 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.67 | USD | 20251113 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.67 | USD | 20251113 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.77 | USD | 20251112 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.77 | USD | 20251112 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.67 | USD | 20251111 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.67 | USD | 20251111 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.7 | USD | 20251110 |