BianTong since its establishment, our company has closely cooperated with multiple colleges and research institutions across the country, dedicated to the development of environmentally friendly materials for water treatment. Through practice, we have developed a variety of new products. There are currently four major product categories: water purifiers, filter media, environmentally friendly fillers, tower fillers, with over a hundred specifications, widely used in the fields of petroleum, chemical industry, electricity, metallurgy, papermaking, industrial wastewater, and urban water supply and drainage, meeting the different needs of users and receiving unanimous praise