1、贴出你写的代码;
2、注意标红的代码
Dim dlg As New OpenFileDialog
dlg.Filter = "Excel文件|*.xls;*.xlsx"
If dlg.ShowDialog = DialogResult.Ok Then '如果用户单击了确定按钮
Dim ip As New Importer
ip.format = "Excel"
ip.SourcePath = dlg.FileName '指定数据文件
ip.SourceTableName = "sheet1$" '指定要导入的表
ip.NewTableName = "表A" '导入后的表名
ip.Import()
End If