diff --git a/Assets/XCharts/Editor/BaseChartEditor.cs b/Assets/XCharts/Editor/BaseChartEditor.cs
index 7d13074e..f6904a12 100644
--- a/Assets/XCharts/Editor/BaseChartEditor.cs
+++ b/Assets/XCharts/Editor/BaseChartEditor.cs
@@ -209,6 +209,10 @@ namespace XCharts
                         if (GUI.Button(rect1, ChartEditorHelper.Styles.iconAdd, ChartEditorHelper.Styles.invisibleButton))
                         {
                             prop.InsertArrayElementAtIndex(prop.arraySize > 0 ? prop.arraySize - 1 : 0);
+                            var chart = prop.GetArrayElementAtIndex(0).serializedObject.targetObject as BaseChart;
+                            serializedObject.ApplyModifiedProperties();
+                            chart.RemoveChartObject();
+                            chart.RefreshAllComponent();
                         }
                         for (int i = 0; i < prop.arraySize; i++)
                         {
diff --git a/Assets/XCharts/Runtime/Internal/CoordinateChart.cs b/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
index 8f2e9e2b..a051b28d 100644
--- a/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
+++ b/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
@@ -710,7 +710,7 @@ namespace XCharts
                 dataZoom.painter = m_PainterTop;
                 dataZoom.refreshComponent = delegate ()
                 {
-                    var dataZoomObject = ChartHelper.AddObject(s_DefaultDataZoom + i, transform, graphAnchorMin,
+                    var dataZoomObject = ChartHelper.AddObject(s_DefaultDataZoom + dataZoom.index, transform, graphAnchorMin,
                     graphAnchorMax, chartPivot, new Vector2(chartWidth, chartHeight));
                     dataZoom.gameObject = dataZoomObject;
                     dataZoomObject.hideFlags = chartHideFlags;