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Runtu specializes in the manufacturing of over 300 varieties of chemicals in 15 series in 3 series categories of dye,pigment and additive,with 2 brands as Runtu and Drag-onpers.With an annual output of 100 thousand tons and the authentication of ISO9002 in 1998,the high-quality products in Runtu feature in their Steady character and highly value environment protection,have won many prizes in the domestic and international contests.