| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | China national standards | MT | 211.1 | USD | 20251006 |
| Jinan Jinrihe Chem | China national standards | MT | 168.88 | USD | 20251005 |
| Shandong Haihua | China national standards | MT | 211.1 | USD | 20251005 |
| Shandong Jinshenrun Chem | China national standards | MT | 182.96 | USD | 20251005 |
| Henan Kaijie Water | China national standards | MT | 211.1 | USD | 20251005 |
| Henan Baiquan | China national standards | MT | 168.88 | USD | 20251005 |
| Haohua Junhua | China national standards | MT | 161.85 | USD | 20251005 |
| Henan Qianyuexing | China national standards | MT | 166.07 | USD | 20251005 |
| Henan Sendi EnvTech | China national standards | MT | 197.03 | USD | 20251005 |
| Henan Sendi EnvTech | China national standards | MT | 194.22 | USD | 20251005 |