diff --git a/mpmaster/src/main/java/com/xypower/mpmaster/sms/SimUtil.java b/mpmaster/src/main/java/com/xypower/mpmaster/sms/SimUtil.java
index 40280db3..531da187 100644
--- a/mpmaster/src/main/java/com/xypower/mpmaster/sms/SimUtil.java
+++ b/mpmaster/src/main/java/com/xypower/mpmaster/sms/SimUtil.java
@@ -449,6 +449,10 @@ public class SimUtil {
                 sendtype = SmsTypeEnum.SIMCARD.value();
                 ifmessageCorrect = true;
                 sendmessage = getSimcardInfo(context);
+            } else if (content.contains(SmsTypeEnum.SET_AUTO_TIME.value())) {
+                sendtype = SmsTypeEnum.SIMCARD.value();
+                ifmessageCorrect = true;
+                sendmessage = setAutoTime(context, content);
             } else if (content.contains(SmsTypeEnum.SET_TP.value())) {
                 sendtype = SmsTypeEnum.SET_TP.value();
                 String[] split1 = StringUtils.splitString1(content);
@@ -620,6 +624,64 @@ public class SimUtil {
         return result.toString().trim();
     }
 
+    private static String setAutoTime(Context context, String content) {
+        String result;
+        try {
+            String[] parts = TextUtils.split(content.substring(SmsTypeEnum.SET_AUTO_TIME.value().length()), "(\\s|,|，)");
+            if (parts != null) {
+                int autoTimeType = 0;
+                boolean onOff = false;
+                for (String part : parts) {
+                    if (TextUtils.isEmpty(part)) {
+                        continue;
+                    }
+
+                    int pos = part.indexOf("=");
+                    if (pos == -1) {
+                        continue;
+                    }
+
+                    String key = part.substring(0, pos);
+                    String value = part.substring(pos + 1);
+                    if (TextUtils.equals(key, "act")) {
+                        if (TextUtils.equals(value, "on")) {
+                            onOff = true;
+                        }
+                    }
+                    else if (TextUtils.equals(key, "type")) {
+                        if (TextUtils.equals(value, "net")) {
+                            autoTimeType = 1;
+                        } else if (TextUtils.equals(value, "gps")) {
+                            autoTimeType = 2;
+                        }
+                    }
+                }
+
+                if (autoTimeType != 0) {
+                    if (autoTimeType == 1) {
+                        SysApi.setGlobalInt(context, "auto_time", onOff ? 1 : 0);
+                    } else if (autoTimeType == 2) {
+                        SysApi.setGlobalInt(context, "auto_time_gps", onOff ? 1 : 0);
+                    }
+                }
+                // query the value
+            }
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+
+        try {
+            int autoTime = SysApi.getGlobalInt(context, "auto_time");
+            int autoTimeGps = SysApi.getGlobalInt(context, "auto_time_gps");
+
+            result = "auto_time=" + Integer.toString(autoTime) + " auto_time_gps" + Integer.toString(autoTimeGps);
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+
+        return result;
+    }
+
     public static String getSimStateName(int simState) {
         switch (simState) {
             case TelephonyManager.SIM_STATE_UNKNOWN:
diff --git a/mpmaster/src/main/java/com/xypower/mpmaster/sms/SmsTypeEnum.java b/mpmaster/src/main/java/com/xypower/mpmaster/sms/SmsTypeEnum.java
index 208c04cd..c8538fb8 100644
--- a/mpmaster/src/main/java/com/xypower/mpmaster/sms/SmsTypeEnum.java
+++ b/mpmaster/src/main/java/com/xypower/mpmaster/sms/SmsTypeEnum.java
@@ -45,6 +45,7 @@ public enum SmsTypeEnum {
     CLEAR_ALL("yw+at+clearAll"), //清除图片、视频、日志
     RESTORE("yw+at+Restore"), //恢复出厂设置
     SIMCARD("at+str=sim"),
+    SET_AUTO_TIME("at-auto-time "), // act=[on/off] type=[net/gps]
     GET_GPS("yw+at+getGPS");//GPS数据获取