The fine chemicals we have developed and produced are widely used in pesticides, dyes, paints, pigments, reagents and polymer reagents, information chemistry, food additives, feed additives, adhesives, catalysts, textile dyeing and finishing auxiliaries, plastic auxiliaries, rubber additives, water treatment, polymer synthetic auxiliaries, surfactants, leather, oil fields, paper making, medicine, flavoring, in the fields of daily chemistry, electrochemistry, functional polymer materials, electroplating and bioengineering.