diff --git a/app/src/main/java/com/sw/dualscreen/activity/MainActivity.kt b/app/src/main/java/com/sw/dualscreen/activity/MainActivity.kt
index 5dd3010..ce8785c 100644
--- a/app/src/main/java/com/sw/dualscreen/activity/MainActivity.kt
+++ b/app/src/main/java/com/sw/dualscreen/activity/MainActivity.kt
@@ -153,7 +153,9 @@ class MainActivity : BaseActivity<ActivityMainBinding>() {
         isPageVisible = true
         addBackEventListener()
         initView()
-        viewModel.getUserFaceCache(pageNo = 1)
+        if (SpTool.firstGetFace) {
+            viewModel.getUserFaceCache(pageNo = 1)
+        }
         setupCamera()
         initData()
         registerKeyEvent()
@@ -921,10 +923,10 @@ class MainActivity : BaseActivity<ActivityMainBinding>() {
     fun startFaceTask() {
         faceTaskJob =
             intervalExecutor.startIntervalTaskWithInitialDelay(initialDelay, dealyMillis) {
-                val timestamp = SpTool.getLastFaceTimestamp()
-                if (timestamp == 0L) {
-                    return@startIntervalTaskWithInitialDelay
-                }
+                val timestamp = SpTool.lastFaceTimestamp
+                //if (timestamp == 0L) {
+                //    return@startIntervalTaskWithInitialDelay
+                //}
                 viewModel.getFaceIncrementList(
 //                    pageNo = taskPageNo,
                     timestamp = timestamp,
diff --git a/app/src/main/java/com/sw/dualscreen/utils/SpTool.kt b/app/src/main/java/com/sw/dualscreen/utils/SpTool.kt
index 92340b8..3118351 100644
--- a/app/src/main/java/com/sw/dualscreen/utils/SpTool.kt
+++ b/app/src/main/java/com/sw/dualscreen/utils/SpTool.kt
@@ -1,19 +1,30 @@
-package com.sw.dualscreen.utils;
+package com.sw.dualscreen.utils
 
-import com.sw.dualscreen.MyApp;
+import com.sw.dualscreen.MyApp
+import com.sw.dualscreen.utils.SPUtil.Companion.getInstance
 
-public class SpTool {
+object SpTool {
+    const val LAST_FACE_TIMESTAMP: String = "faceTimestamp"
 
-    public static final String LAST_FACE_TIMESTAMP = "faceTimestamp";
+    const val IS_FIRST_GET_FACE = "isFirstGetFace"
 
-    public static long getLastFaceTimestamp() {
-        return SPUtil.Companion.getInstance(MyApp.getContext(), "default_sp").get(LAST_FACE_TIMESTAMP, 0L);
-    }
+    private var spUtil: SPUtil? = null
 
-    public static void setLastFaceTimestamp(long timestamp) {
-        SPUtil.Companion.getInstance(MyApp.getContext(), "default_sp").put(LAST_FACE_TIMESTAMP, timestamp);
+    init {
+        spUtil = getInstance(MyApp.instance!!, "default_sp")
     }
 
 
+    var lastFaceTimestamp: Long
+        get() = spUtil?.get(LAST_FACE_TIMESTAMP, 0L)?:0L
+        set(timestamp) {
+            spUtil?.put(LAST_FACE_TIMESTAMP, timestamp)
+        }
+
+    var firstGetFace: Boolean
+        get() = spUtil?.get(IS_FIRST_GET_FACE, true)?:true
+        set(value) {
+            spUtil?.boolean(IS_FIRST_GET_FACE, value)
+        }
 
 }
diff --git a/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt b/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
index ed548f4..a7fbdaa 100644
--- a/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
+++ b/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
@@ -96,7 +96,7 @@ class UserViewModel : BaseViewModel() {
         launch {
             _loadFaceResult.value = false
             //获取全量数据时，时间戳改为0
-            SpTool.setLastFaceTimestamp(0)
+            SpTool.lastFaceTimestamp = 0
             val response = repository.getUserFaceCache(currentPageNo)
             if (parseResponse(response)) {
                 // 获取成功一次后缓存状态
@@ -107,8 +107,8 @@ class UserViewModel : BaseViewModel() {
                         ToastUtils.showToast("查询人脸数据为空")
                         return@withContext
                     }
-                    val item = list.map { it.member }
-                    Timber.tag(TAG).d("getUserFaceCache item = ${item}")
+                    //val item = list.map { it.member }
+                    //Timber.tag(TAG).d("getUserFaceCache item = $item")
                     val faceEntity = list.map {
                         FaceEntity(it.userId, null, Base64.decode(it.faceFeatureStr)).also { item->
                             item.userType = if (it.member) "1" else "2"
@@ -127,7 +127,7 @@ class UserViewModel : BaseViewModel() {
                         //非空最后一条数据的是时间戳,空使用上次list最后一条时间戳
                         lastFaceTimestamp = list.last().faceUpdateTimestamp ?: 0L
                     }
-                    SpTool.setLastFaceTimestamp(lastFaceTimestamp)
+                    SpTool.lastFaceTimestamp = lastFaceTimestamp
                     _loadFaceResult.value = true
                 }
 
@@ -205,7 +205,7 @@ class UserViewModel : BaseViewModel() {
                         //非空实现最后一条数据的是时间戳,空使用上次list最后一条时间戳
                         lastFaceTimestamp = list.last().faceUpdateTimestamp ?: 0L
                     }
-                    SpTool.setLastFaceTimestamp(lastFaceTimestamp)
+                    SpTool.lastFaceTimestamp = lastFaceTimestamp
                     onAllQueryFinished()
                 }
             }