About us: One of the Chinese dyes manufacturers, Since 1989 Quantity Produced Of Dyestuff: About 60,000 MT/year Goods: Direct Dyes, Acid Dyes, Basic Dyes, Sulphur Dyes Owned factories: Hebei Rising Chemicals Co., Ltd. Hebei province Shijiazhuang Zhonghui Chemical Co., Ltd. Hebei province Nangong Zhonghui Chemical Co., Ltd Hebei province