diff --git a/MPChartExample/src/com/xxmassdeveloper/mpchartexample/MyHorizontalBarActivity.java b/MPChartExample/src/com/xxmassdeveloper/mpchartexample/MyHorizontalBarActivity.java
index b4cfb6a..a014b39 100644
--- a/MPChartExample/src/com/xxmassdeveloper/mpchartexample/MyHorizontalBarActivity.java
+++ b/MPChartExample/src/com/xxmassdeveloper/mpchartexample/MyHorizontalBarActivity.java
@@ -26,14 +26,16 @@
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_horizontal_multi);
 
+
         MyHorizontalChart scoreList = findViewById(R.id.my_chart);
         List<HorizontalChartView.Bar> barList = new ArrayList<>();
-        barList.add(new HorizontalChartView.Bar(48, 25, "听力"));
-        barList.add(new HorizontalChartView.Bar(15, 19, "语法"));
-        barList.add(new HorizontalChartView.Bar(35, 29, "词法"));
-        barList.add(new HorizontalChartView.Bar(20, 80, "阅读"));
-        barList.add(new HorizontalChartView.Bar(90, 40, "说唱"));
-        barList.add(new HorizontalChartView.Bar(18, 30, "作文"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 25, "听力"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 19, "语法"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 29, "词法"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 80, "阅读"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 40, "说唱"));
+        barList.add(new HorizontalChartView.Bar((int)(Math.random()*100), 30, "作文"));
+
 
         //排序
         Collections.sort(barList, new Comparator<HorizontalChartView.Bar>() {