protected void btnExportProduct_Click(object sender, EventArgs e)
        {
            try
            {
                string fileName = string.Format("Exports_{0}_{1}.xls", DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss"), CommonHelper.GenerateRandomDigitCode(4));
                string filePath = string.Format("{0}Upload\\Product\\{1}", HttpContext.Current.Request.PhysicalApplicationPath, fileName);

                //产品名称
                string ProductName = this.txtProductName.Text.Trim();
                //厂家编码
                string FactoryCode = this.txtFactoryCode.Text.Trim();
                //商品编码
                string ProductCode = this.txtProductCode.Text.Trim();
                int    BrandTypeId = this.CCBrandTypeList.SelectedValue;

                List <XMProduct> list = XMProductService.GetXMProducts(BrandTypeId, ProductName, FactoryCode, ProductCode);

                ExportManager.ExportProductExcel(filePath, list);
                CommonHelper.WriteResponseXls(filePath, fileName);
            }
            catch (Exception exc)
            {
                ProcessException(exc);
            }
        }