diff --git a/app/build.gradle b/app/build.gradle
index c441796..a381d5a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -3,15 +3,15 @@ plugins {
 }
 
 android {
-    compileSdk 31
-    buildToolsVersion '33.0.0'
+    compileSdk 30
+    buildToolsVersion '30.0.3'
 
     defaultConfig {
         applicationId "chaoran.business.pda"
         minSdk 28
         targetSdk 28
         versionCode 1
-        versionName "1.5"
+        versionName "1.6"
 
         // 1.0 IDATA广播模式处理
         // 1.1 霍尼韦尔的监听修改（扫描网站二维码跳出程序，监听失效，调整）、斑马PDA广播模式设置
@@ -19,6 +19,7 @@ android {
         // 1.3 东集 pda的支持
         // 1.4 联新 pda的支持 已经 adapter 关闭的判断
         // 1.5 urovo DT50 Lite pda的支持
+        // 1.6 瑞星平板扫描，线程读取一半就返回处理
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -58,8 +59,8 @@ android {
 
     //编译选项
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_11
-        targetCompatibility JavaVersion.VERSION_11
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
     }
 /*    repositories {
         flatDir {
diff --git a/app/src/main/java/chaoran/business/adapter/RockChipAdapter.java b/app/src/main/java/chaoran/business/adapter/RockChipAdapter.java
index be1ead4..38ba4db 100644
--- a/app/src/main/java/chaoran/business/adapter/RockChipAdapter.java
+++ b/app/src/main/java/chaoran/business/adapter/RockChipAdapter.java
@@ -29,6 +29,8 @@ public class RockChipAdapter implements Adapter {
 
     private Context context;
 
+    public static final String[] barcode = {""};
+
     @Override
     public void start() {
         strategy.executeStrategy(resultListener);
@@ -76,11 +78,21 @@ public class RockChipAdapter implements Adapter {
 
         @Override
         public void executeStrategy(ResultListener resultListener) {
+            running = true;
             new Thread(() -> {
                 while (running) {
                     String data = data();
                     if (!data.equals("")) {
-                        resultListener.result(data);
+                        barcode[0] = barcode[0] + data;
+                        try {
+                            Thread.sleep(20);
+                        } catch (InterruptedException e) {
+                            e.printStackTrace();
+                        }
+                    }
+                    if (!"".equals(barcode[0])) {
+                        resultListener.result(barcode[0]);
+                        barcode[0] = "";
                     }
                 }
             }).start();
@@ -88,8 +100,8 @@ public class RockChipAdapter implements Adapter {
 
         @Override
         public void exclusiveStrategy() {
-            running = false;
-            close();
+//            running = false;
+//            close();
         }
 
         private String data() {
diff --git a/build.gradle b/build.gradle
index 11c8778..53524a2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.1.2'
+        classpath 'com.android.tools.build:gradle:4.1.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 884b08a..a8543a4 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Tue Jun 13 09:53:56 CST 2023
+#Mon Feb 01 13:41:10 CST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3-bin.zip
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip