HairunChem specialize in research and development, production, sales, and services for fluorescent brighteners and dye auxiliaries. Our headquarters is located in the Xi’an, Shaanxi Province, overseeing two production and synthesis bases. the company produces and sells fluorescent brighteners and dye auxiliaries covering more than 20 varieties of many series, which are widely used in printing and dyeing, papermaking, daily chemical, plastic, paint and other industries. exported to Europe and the United States, Southeast Asia, India, Africa and other countries and regions.