Luoyang Hanyi Chemical Technology Co., Ltd. (formerly Luoyang Dongyuan Chemical Co., Ltd. ) was founded in 1997, located in Luoyang Advanced Manufacturing Development Zone, with years of accumulated mature technology, combined with self-developed technology and clean production technology, the production of a variety of new fine chemical materials, used in papermaking, textile, printing and dyeing and other livelihood industries. It's a private enterprises integrating scientific research, production and trade. Since its founding 26 years ago, we have been deeply involved in the field of dye intermediates, and our products sell well in domestic and foreign markets.

Our factory covers an area of 92 mu, with a workshop area of 20, 000 square meters. The production capacity of DSD Acid is 6, 000 tons, that of Aniline -2, 5- Disulfonic Acid Monosodium Salt is 2, 000 tons, and that of 2, 4-Diaminobenzene Sulfonic Acid Sodium Salt, 2, 4-Diaminobenzene Sulfonic Acid, (3-Aminophenyl)-Urea are 3, 000 tons in total. The workshop adopts automatic production system and continuous reaction device, and uses unique technologies such as clean sulfonation and high-concentration reaction. The water treatment is combined with Peking University, for management, we adopt multi-unit cooperation such as extraction, adsorption, oxidation, biochemistry and evaporation. We also adopt CRM/ERP system to ensure production safety can be controlled, raising standards for environmental protection and waste reduction, make the operation stable and reliable. We strive for quality and innovation in our products.

In the past 30 years, our company has provided customers with solid backing by virtue of our strong environmental protection processing capacity and thorough production safety management mechanism. We are committed to seeking truth from quality and facts, making friends with sincerity, and sincerely work with our customers hand in hand to create a better tomorrow!