diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/utils/security/CP56Time2a.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/utils/security/CP56Time2a.java
index 6325891e..961f0bb5 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/utils/security/CP56Time2a.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/utils/security/CP56Time2a.java
@@ -40,7 +40,7 @@ public class CP56Time2a {
         result[2] = (byte) (date.get(Calendar.DAY_OF_MONTH));
         result[3] = (byte) (date.get(Calendar.MONTH) + 1);
         result[4] = (byte) (date.get(Calendar.YEAR) % 100);
-        return reversehilo.concat(HexUtils.toHex(result)).toString();
+        return reversehilo.concat(HexUtils.toHex(result)).substring(0, 14);
     }
 
     public static String decode(byte b[]) {
@@ -87,21 +87,13 @@ public class CP56Time2a {
 
         Date time = Calendar.getInstance().getTime();
         System.out.println(String.format("--未编码--: %s", time));
-        String encode = encode(time);
-        System.out.println("--解码--:" + decode(HexUtils.toBytes(encode)));
+        String hex = toCp56Hex(time);
+        System.out.println("--编码1--:" + hex);
+        System.out.println("--解码1--:" + cp56toDate(hex));
+//        String encode = encode(time);
+//        System.out.println(String.format("--编码2--:%s", encode));
+//        System.out.println("--解码2--:" + decode(HexUtils.toBytes(encode)));
 
-//        String hex = toCp56Hex(time);
-//        System.out.println(String.format("--未编码--: %s", time));
-//        System.out.println("--编码--:"+hex);
-//        System.out.println("--解码--:"+cp56toDate(hex));
-//        Thread.sleep(10000);
-//        System.out.println("-----------");
-//        System.out.println("-----------");
-//        time = Calendar.getInstance().getTime();
-//        hex = toCp56Hex(time);
-//        System.out.println(String.format("--未编码--: %s", time));
-//        System.out.println("--编码--:"+hex);
-//        System.out.println("--解码--:"+cp56toDate(hex));
     }
 
 }