Gaoyou Hengsheng Chemical Co.,Ltd.dedicates to the research, manufacturing, marketing of acid,weak acidic,acid mordant dyes and dyes intermediate,etc.Since our foundation we have established close cooperative relationship with many domestic well-known large dye research,manufacutring units.We have strong technical force, complete enterprise management and good product quality.With credit, mutual benefit business development mode, we'd like to create bright future with old and new customers.