Hebei Hengshui Donggang Chemical Co., Ltd. is a specialized manufacturer of DSD acid, founded in 1998, in Hebei Province of North China. The total occupation of this company is 20000 square meter, the area of the workshop and office building is 5800 square meter. This company has fixed assets of 25million RMB, a staff of over 130 people including 20 engineers and technicians of different levels. The annual output of its leading product DSD acid is 4000 MT.


Besides DSD acid, this company also produce two kinds of dyes intermediates, Dinito Acid and P-Nitro Toluene-Sulfonic Acid. Dinito acid is the main material used for production of DSD acid.

Most of our products are exported to more than 20 countries and regions, like the USA, Europe, Japan and Southeast Asian countries and have gained very good reputation among local and overseas customers with reliable quality, timely delivery and complete after sale service.

Hebei Hengshui Donggang Chemical Co., Ltd. pays much attention to quality control, it has established strict QC management system, also passed ISO9002 certificate ( Certificate Number: )with the production of its main products.

Please contact us by email or fax, should you have any inquiry or questions about products in our line. We assure you of our prompt response.