Zhengzhou Zhengshi Chemical Co., Ltd. Was established in 2001, which is a collection of scientific research, development, production, sales chemical products for the integration of high-tech enterprises. Relying on technology from Henan Agricultural University and Zhengzhou University, Zheng shi insist the concept of people oriented, honesty and integrity, carry out the aim of innovative technology, serving for you and offer high- quality products to society.