I want when i click the Fees from the dropdownlist i want to

Question

 

 

 

Template table as follows

Category Name Type

Fees Dear xxxx Your pending amount is yyyy By Company

Design page as follows

Dropdownlist(Fees) The fees has been retreived from Template table

I want when i click the Fees from the dropdownlist i want to show the two dropdownlist by Type wise.

Because in Type two values are xxx and yyyy.

for that how can i do in asp.net using c#.