how to upload multiple image and save in database using asp.net?

protected void btnUploadImage_Click(object sender, EventArgs e)
        {
            string filepath = null;
            if (fileUploadImage.HasFile)
            {
               filepath = Path.GetFileName(fileUploadImage.PostedFile.FileName);
               string fileFullpath = Server.MapPath("../../Content/ProductImage/") + filepath;
               fileUploadImage.SaveAs(fileFullpath);
            }      
        }