How to add multiple control to a single cell of a gridview

DataGridView1.Columns.Add("ID", "Product ID") DataGridView1.Columns.Add("Name", "Product Name") '---create a new bindingsource control--- Dim bindingsource As New BindingSource '---add the items into the control--- bindingsource.Add("Type A") bindingsource.Add("Type B") bindingsource.Add("Type C") '---create a combobox column--- Dim comboBoxCol As New DataGridViewComboBoxColumn Dim chk As New DataGridViewCheckBoxColumn() chk.HeaderText = "Check Data" chk.Name = "chk" ' DataGridView1.Rows(2).Cells(3).Value = True '---set the header--- comboBoxCol.HeaderText = "Types" '---data bind it--- comboBoxCol.DataSource = bindingsource '---add a combobox column to the DataGridView control--- DataGridView1.Columns.Add(comboBoxCol) DataGridView1.Columns.Add(chk) Hi Aarti..i wrote the above code by which i m adding a single column to each cell..