Combine item in delivery sheet

Dear all,

I use For Each Row in Data Table to read excel file
Normally i would click checkbox and press down every row (this step I make done)

But if check Column(Group1-5) & Column(UnitPrice) row1 same row2 or row3, rowN. I have to click checbox this rows and press down together (Pic2). Please help me this step.



Excel file