private void button4_Click(object sender, EventArgs e)
{
frmTakeOutInventory frmTOI = new frmTakeOutInventory();
frmTOI.ShowDialog();
}
private void 产品出库ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmTakeOutInventory frmTOI = new frmTakeOutInventory();
frmTOI.ShowDialog();
}