diff --git a/lis-module-grp-print-service/src/main/java/com/sinosoft/lis/g_print/LCGrpPrintBL.java b/lis-module-grp-print-service/src/main/java/com/sinosoft/lis/g_print/LCGrpPrintBL.java
index 8af2080c..904054fe 100644
--- a/lis-module-grp-print-service/src/main/java/com/sinosoft/lis/g_print/LCGrpPrintBL.java
+++ b/lis-module-grp-print-service/src/main/java/com/sinosoft/lis/g_print/LCGrpPrintBL.java
@@ -3788,7 +3788,7 @@ public class LCGrpPrintBL extends CovBase implements BusinessService {
             objectOut.put("bussinessType","NB");
             objectOut.put("fromSystem","GRP");
             objectOut.put("PrintType",mPrintType);
-            String pdfName = mGrpContNo + System.currentTimeMillis()/1000;
+            String pdfName = mGrpContNo + "_" + System.currentTimeMillis()/1000;
             objectOut.put("PDFNameOUT",pdfName);
             objectOut.put("bussinessBody",jsonDATASETS1);