Henan province, nosin technologies for the environment, inc., is a 10-year plant dedicated to the sewage pharmaceutical industry and has extensive technical experience in the sewage industry. The company is located in the village of st. Duft, the capital of china. Our company produces a variety of sewage treatment products such as aluminium polychloride, polypropylenemide, iron polysulphate and aluminium chlorinated polymers. Products are widely used for urban water supply, running water, oil, chemicals, metallurgy, electricity, sand washing, coal washing, coal fertilization, etc。