diff --git a/xiaoqu-agent-service/src/main/java/me/iiv/agent/es/ElectricityMessageEsGatewayImpl.java b/xiaoqu-agent-service/src/main/java/me/iiv/agent/es/ElectricityMessageEsGatewayImpl.java
index 94280a5..4309b07 100644
--- a/xiaoqu-agent-service/src/main/java/me/iiv/agent/es/ElectricityMessageEsGatewayImpl.java
+++ b/xiaoqu-agent-service/src/main/java/me/iiv/agent/es/ElectricityMessageEsGatewayImpl.java
@@ -12,8 +12,10 @@ import org.springframework.stereotype.Component;
 
 import java.io.IOException;
 import java.time.Instant;
+import java.time.OffsetDateTime;
 import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeParseException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -93,23 +95,48 @@ public class ElectricityMessageEsGatewayImpl implements ElectricityMessageEsGate
     }
 
     /**
-     * createTime 在索引里是 date 类型，_source 里可能是 ISO 文本也可能是 epoch 毫秒数；
-     * 两种形态都归一为 Asia/Shanghai yyyy-MM-dd HH:mm:ss 文本输出。
+     * createTime 在 _source 里是 ISO 文本（如 2026-09-21T10:00:00.000+08:00）或 epoch 毫秒数；
+     * 两种形态都归一为 Asia/Shanghai yyyy-MM-dd HH:mm:ss 文本输出（对齐老系统 Date 格式化口径）。
      */
     private static String createTimeText(JsonNode value) {
         if (value == null || value.isNull()) {
             return null;
         }
-        if (value.isTextual()) {
-            return value.asText();
-        }
         if (value.isNumber()) {
             return TIME_FORMATTER.format(Instant.ofEpochMilli(value.longValue()));
         }
+        if (value.isTextual()) {
+            String text = value.asText();
+            if (text.indexOf('T') >= 0) {
+                try {
+                    return TIME_FORMATTER.format(OffsetDateTime.parse(text));
+                } catch (DateTimeParseException e) {
+                    return text;
+                }
+            }
+            return text;
+        }
         return null;
     }
 
+    /**
+     * value 在 _source 里可能是数字也可能是字符串（索引实际为 "28"/"100" 文本），
+     * 统一解析为 Integer；非数值文本返回 null。
+     */
     private static Integer integerValue(JsonNode value) {
-        return value != null && value.isNumber() ? value.intValue() : null;
+        if (value == null || value.isNull()) {
+            return null;
+        }
+        if (value.isNumber()) {
+            return value.intValue();
+        }
+        if (value.isTextual()) {
+            try {
+                return Integer.valueOf(value.asText().trim());
+            } catch (NumberFormatException e) {
+                return null;
+            }
+        }
+        return null;
     }
 }
diff --git a/xiaoqu-agent-service/src/test/java/me/iiv/agent/es/ElectricityMessageEsGatewayImplTest.java b/xiaoqu-agent-service/src/test/java/me/iiv/agent/es/ElectricityMessageEsGatewayImplTest.java
index ec530a0..f0173c7 100644
--- a/xiaoqu-agent-service/src/test/java/me/iiv/agent/es/ElectricityMessageEsGatewayImplTest.java
+++ b/xiaoqu-agent-service/src/test/java/me/iiv/agent/es/ElectricityMessageEsGatewayImplTest.java
@@ -37,7 +37,7 @@ class ElectricityMessageEsGatewayImplTest {
             + "\"hits\":{\"total\":{\"value\":2,\"relation\":\"eq\"},"
             + "\"hits\":["
             + "{\"_index\":\"electricitymessage_202609\","
-            + "\"_source\":{\"createTime\":\"2026-09-21 10:00:00\",\"messageType\":0,\"value\":88}},"
+            + "\"_source\":{\"createTime\":\"2026-09-21T10:00:00.000+08:00\",\"messageType\":0,\"value\":\"88\"}},"
             + "{\"_index\":\"electricitymessage_202609\","
             + "\"_source\":{\"createTime\":" + EPOCH_MILLIS + ",\"messageType\":4,\"value\":3700}}"
             + "]}}";