diff --git a/epdc-commons-tools/src/main/java/com/elink/esua/epdc/commons/tools/constant/NumConstant.java b/epdc-commons-tools/src/main/java/com/elink/esua/epdc/commons/tools/constant/NumConstant.java
index 6445034..ac765ae 100644
--- a/epdc-commons-tools/src/main/java/com/elink/esua/epdc/commons/tools/constant/NumConstant.java
+++ b/epdc-commons-tools/src/main/java/com/elink/esua/epdc/commons/tools/constant/NumConstant.java
@@ -44,5 +44,9 @@ public interface NumConstant {
     String THREE_STR = "3";
     String FOUR_STR = "4";
     String FIVE_STR = "5";
-
+    String SIX_STR = "6";
+    String SEVEN_STR = "7";
+    String EIGHT_STR = "8";
+    String NINE_STR = "9";
+    String TEN_STR = "10";
 }