Hengshui Coldye Chemical Co., Ltd.

We are the professional manufacturer of acid and basic dyes in China, and we have more than 10 years experience in producing the dyes. We are specialized in making acid black 1, acid blue 93, acid yellow 36, basic blue 9, basic green 4, basic orange 2, basic violet 1 and basic violet 10.

Acid dyes and basic dyes have wide application. They are mainly used to dye wool, silk, leather, cotton and so on. And they also have other functions.