After more than twenty years management, our disperse dyes with the brand of Shanyu have developed to more than 100 items, with an annual output of 20,000 tons, of which 30% or more are exported to overseas. Besides, our independently developed hi-tech, heterocyclic fluorescent dyes and yellow series dyes with outstanding level dyeing performance, good overall fastness property and excellent dispersion stability, enjoy high reputation in dyes field.