Zhengzhou Nongda Biochemical Products Plant is a high-tech enterprise devoted to the research and development of pesticides, fertilizers, chemical intermediates and pesticides formulations. We are a priority unit recommended to farmers by Henan Pesticides Green Channel, having the manufacturing capability of 1000mt of plant growth regulator and 500mt of agro-synergist per year. Moreover, our WGK intelligence-controlled production line of annual output of 200mt of sodium 5-nitroguaiacolate is recognized as Scientific & Technological Achievement by Henan Scientific & Technological Institute.In 2002, we improved the absorptivity of DA-6 (diethyl aminoethyl hexanoate) by synthesizing DA-6 from chlorethylamine, which simplified purification procedures of DA-6. In March 2007, with investment of RMB50 million, Nongda Biochemical Zone was finished according to the requirements of GMP.