diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RealtimeDataLogic.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RealtimeDataLogic.java
index df136235..5bb47302 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RealtimeDataLogic.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RealtimeDataLogic.java
@@ -135,7 +135,7 @@ public class RealtimeDataLogic implements ServiceLogic {
                 if (socInt != 0) cacheOrder.put("endSoc", socInt);
                 if (cachePile.get("version").equals("0B")) {
                     final String hex = realtimeData.getHex();
-                    String cdhex = hex.substring(0x40 * 2 + 3, hex.length() - 4);
+                    String cdhex = hex.substring(0x40 * 2 + 4, hex.length() - 4);
                     if (cdhex.length() > 0) {
                         cacheOrder.put("em1", calcem(cdhex));
                     }
@@ -264,9 +264,9 @@ public class RealtimeDataLogic implements ServiceLogic {
 
     public static List<ChargeDetails> calcem(String hex) {
 
-        int sumPeriod = Integer.parseInt(hex.substring(30, 32), 16);
+        int sumPeriod = Integer.parseInt(hex.substring(28, 30), 16);
         List<ChargeDetails> cds = new ArrayList<>();
-        for (int i = 32; i <= sumPeriod * 16 + 32; i = i + 16) { // todo
+        for (int i = 38; i < 38 + sumPeriod * 16; i = i + 16) { // todo
             ChargeDetails cd = new ChargeDetails();
             cd.setDetailPower(HexUtils.reverseHexInt(hex.substring(i, i + 8)) / 100000.0);
             cd.setDetailElecMoney(HexUtils.reverseHexInt(hex.substring(i + 8, i + 16)) / 100000.0);