Use BarCode Image[Sample|Source|Documentation] Value in this BarCode is "1234567890" Description C1BarCode provides a BarCode image which is encoded according to a special string value. Users can use the BarCode image directly by following code: if (!IsPostBack) { C1BarCode barCode = new C1BarCode(); barCode.Text = "1234567890"; barCode.CodeType = WijmoCodeTypeEnum.Code128; this.Image1.ImageUrl = barCode.ImageUrl; }