diff --git a/emis-biz-web/src/main/java/com/xdadan/erp/web/emis/EmisWaybillController.java b/emis-biz-web/src/main/java/com/xdadan/erp/web/emis/EmisWaybillController.java
index 252b1fc27..d3cd7c082 100644
--- a/emis-biz-web/src/main/java/com/xdadan/erp/web/emis/EmisWaybillController.java
+++ b/emis-biz-web/src/main/java/com/xdadan/erp/web/emis/EmisWaybillController.java
@@ -31,6 +31,7 @@ import com.xdadan.erp.emis.service.print.IXddTplPrint;
 import com.xdadan.erp.emis.service.print.tanex.TanexTplPrintImpl;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
@@ -382,8 +383,8 @@ public class EmisWaybillController extends BaseController
                     Map<String, Object> order = emisBaseService.getWaybillPrintOrder(billCode, billCodeRange, lang, printType);
                     if(order!=null) {
                         response.setCharacterEncoding("UTF-8");
-                        response.setContentType("application/pdf");
-                        response.setHeader("Content-Disposition", "filename=" + billCodeItem+".pdf");
+                        response.setContentType(MediaType.IMAGE_PNG_VALUE);
+                        response.setHeader("Content-Disposition", "filename=" + billCodeItem+".png");
                         OutputStream os=response.getOutputStream();
                         IXddTplPrint tplPrint = new TanexTplPrintImpl();
                         tplPrint.genPNG(order, os);