QSY TECH.

Henan Qingshuiyuan Technology CO.,Ltd engages in the research and development, production, and sales of water treatment chemicals in China and internationally. The company offers phosphonate, salts of phosphonate, polymer, metal corrosion inhibitor, biocide and algicide, and others. Its products are used in electricity, steel, petroleum, chemical, coal chemical, metal smelting, daily chemical, textile, printing and dyeing, paper making, and various sewage plants. The company exports its products to approximately 50 countries.