Located in Wuhan city, Wuhan Ruiyang Chemical Co., Ltd. is a sci-tech type enterprise integrating scientific research, industrial production and trade. There are over 20 technicians, complete lab apparatus and leading analytic equipments insides Ruiyang now, including Watters HPLC, GC, grain size distributing instrument, thin layer chromatogram scanner and spectrophotometer, which has laid a solid basis for our ＆ D and Q.C. job. Main products are diazonium salt photosensitive materials and intermediates of fine chemicals, which are widely used in paper, dyes, pharmacy, pesticides and plastic industries, and are well received among customers worldwide. Our tenet: To established a friendship bridge between Ruiyang and customers through Quality Product and Excellent Services.