Our long term research goal will focus on the cross talk of phytohormones and secondary metabolites and their biological functions. The researches will include the biosynthesis and metabolic regulation of glucosinolates and its application in crop improvement of Brassica crops, Analysis and utilization of bioactive substance, design of functional food, and breeding of functional variety in vegetable crops, the role of phytohormones in regulating the biosynthesis of carotenoids and stress adaptation in tomato.