| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.99 | USD | 20251201 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.9 | USD | 20251129 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.9 | USD | 20251129 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.9 | USD | 20251128 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.9 | USD | 20251128 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.93 | USD | 20251127 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.93 | USD | 20251127 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.88 | USD | 20251126 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.88 | USD | 20251126 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.79 | USD | 20251125 |