About RICH CHEMICAL About WANG LONGThinking By Humanity,Administerial Thought ScientificRICH CHEMICAL CO., LTD has been deeply involved in Asia for more than 25 years, specializing in the manufacture of textile special chemicals, leather special products, laundry cleaning, and other functional additives, cutting-edge research and development of customized chemicals, committed to close to customer needs and enhance the value of additional industries.