Master details data entry in C#,asp.net

Hi

I want to do master detail data entry

I have 2 tables 

Site details  and official met . 

Site details is master table.Site details  data will be entered in text boxes.

official met is details table.

I want to add,delete,edit data dynamically in a single page.

I want to do multiple rows   save,add and edit  in single button click.

Please help me to get solution.Is it possible to use gridview?

Thanks and Regards

N.Ram