| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20251002 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20251002 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20251001 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20251001 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20250930 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.1 | USD | 20250930 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.0 | USD | 20250929 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 211.0 | USD | 20250929 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250928 |
| Henan Kaijie Water Treatment Co., Ltd. | China national standards | MT | 210.82 | USD | 20250928 |