diff --git a/Examples/Runtime/Example31_PieUpdateName.cs b/Examples/Runtime/Example31_PieUpdateName.cs
index 159b40e8..e8e49edc 100644
--- a/Examples/Runtime/Example31_PieUpdateName.cs
+++ b/Examples/Runtime/Example31_PieUpdateName.cs
@@ -15,7 +15,6 @@ namespace XCharts.Examples
     public class Example31_PieUpdateName : MonoBehaviour
     {
         PieChart chart;
-        int count = 0;
 
         void Awake()
         {
@@ -35,9 +34,9 @@ namespace XCharts.Examples
         {
             if (Input.GetKeyDown(KeyCode.Space))
             {
-                if (count % 2 == 0) ResetSameName();
-                else UpdateDataName();
-                count++;
+                ClearAndAddData();
+                //UpdateDataName();
+                //UpdateDataName();
             }
         }
 
@@ -63,7 +62,19 @@ namespace XCharts.Examples
             {
                 chart.UpdateDataName(serieIndex, i, "piename");
             }
-            chart.themeInfo.SetAllDirty();
+        }
+
+        void ClearAndAddData()
+        {
+            var serieIndex = 0;
+            var serie = chart.series.GetSerie(serieIndex);
+            if (serie == null) return;
+            int count = serie.dataCount;
+            serie.ClearData();
+            for (int i = 0; i < count; i++)
+            {
+                chart.AddData(0, Random.Range(0, 100), "pie" + i);
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/Runtime/Component/Sub/Emphasis.cs b/Runtime/Component/Sub/Emphasis.cs
index 49d5938d..0b734981 100644
--- a/Runtime/Component/Sub/Emphasis.cs
+++ b/Runtime/Component/Sub/Emphasis.cs
@@ -19,6 +19,14 @@ namespace XCharts
         [SerializeField] private bool m_Show;
         [SerializeField] private SerieLabel m_Label = new SerieLabel();
         [SerializeField] private ItemStyle m_ItemStyle = new ItemStyle();
+
+        public void Reset()
+        {
+            m_Show = false;
+            m_Label.Reset();
+            m_ItemStyle.Reset();
+        }
+
         /// <summary>
         /// 是否启用高亮样式。
         /// </summary>
diff --git a/Runtime/Component/Sub/IconStyle.cs b/Runtime/Component/Sub/IconStyle.cs
index 73ed4a6c..9c5a7730 100644
--- a/Runtime/Component/Sub/IconStyle.cs
+++ b/Runtime/Component/Sub/IconStyle.cs
@@ -29,6 +29,16 @@ namespace XCharts
         [SerializeField] private float m_Height = 40;
         [SerializeField] private Vector3 m_Offset;
 
+        public void Reset()
+        {
+            m_Show = false;
+            m_Layer = Layer.UnderLabel;
+            m_Sprite = null;
+            m_Color = Color.white;
+            m_Width = 40;
+            m_Height = 40;
+            m_Offset = Vector3.zero;
+        }
         /// <summary>
         /// Whether the data icon is show.
         /// 是否显示图标。
@@ -59,5 +69,7 @@ namespace XCharts
         /// 图标偏移。
         /// </summary>
         public Vector3 offset { get { return m_Offset; } set { m_Offset = value; } }
+
+
     }
 }
diff --git a/Runtime/Component/Sub/ItemStyle.cs b/Runtime/Component/Sub/ItemStyle.cs
index 10d3b99a..f2bd51ce 100644
--- a/Runtime/Component/Sub/ItemStyle.cs
+++ b/Runtime/Component/Sub/ItemStyle.cs
@@ -50,6 +50,27 @@ namespace XCharts
         [SerializeField] private string m_NumericFormatter = "";
         [SerializeField] private float[] m_CornerRadius = new float[] { 0, 0, 0, 0 };
 
+        public void Reset()
+        {
+            m_Show = false;
+            m_Color = Color.clear;
+            m_ToColor = Color.clear;
+            m_BackgroundColor = Color.clear;
+            m_BackgroundWidth = 0;
+            m_CenterColor = Color.clear;
+            m_CenterGap = 0;
+            m_BorderType = Type.Solid;
+            m_BorderWidth = 0;
+            m_BorderColor = Color.clear;
+            m_Opacity = 1;
+            m_TooltipFormatter = null;
+            m_NumericFormatter = "";
+            m_CornerRadius[0] = 0;
+            m_CornerRadius[1] = 0;
+            m_CornerRadius[2] = 0;
+            m_CornerRadius[3] = 0;
+        }
+
         /// <summary>
         /// 是否启用。
         /// </summary>
diff --git a/Runtime/Component/Sub/SerieData.cs b/Runtime/Component/Sub/SerieData.cs
index d9c3747a..f080be7e 100644
--- a/Runtime/Component/Sub/SerieData.cs
+++ b/Runtime/Component/Sub/SerieData.cs
@@ -162,15 +162,22 @@ namespace XCharts
         private List<float> m_DataUpdateTime = new List<float>();
         private List<bool> m_DataUpdateFlag = new List<bool>();
 
-        public void Clear()
+        public void Reset()
         {
+            index = 0;
+            labelObject = null;
             m_Name = string.Empty;
             m_Selected = false;
+            m_CanShowLabel = false;
             m_Radius = 0;
             m_Data.Clear();
             m_PreviousData.Clear();
             m_DataUpdateTime.Clear();
             m_DataUpdateFlag.Clear();
+            m_IconStyle.Reset();
+            m_Label.Reset();
+            m_ItemStyle.Reset();
+            m_Emphasis.Reset();
         }
 
         public float GetData(int index, bool inverse = false)
diff --git a/Runtime/Component/Sub/SerieLabel.cs b/Runtime/Component/Sub/SerieLabel.cs
index 66e80d14..9cb4a032 100644
--- a/Runtime/Component/Sub/SerieLabel.cs
+++ b/Runtime/Component/Sub/SerieLabel.cs
@@ -79,7 +79,7 @@ namespace XCharts
             HorizontalLine
         }
         [SerializeField] private bool m_Show = false;
-        [SerializeField] Position m_Position;
+        [SerializeField] Position m_Position = Position.Outside;
         [SerializeField] private Vector3 m_Offset;
         [SerializeField] private float m_Margin;
         [SerializeField] private string m_Formatter;
@@ -104,6 +104,33 @@ namespace XCharts
         [SerializeField] private string m_NumericFormatter = "";
         [SerializeField] private bool m_AutoOffset = false;
 
+        public void Reset()
+        {
+            m_Show = false;
+            m_Position = Position.Outside;
+            m_Offset = Vector3.zero;
+            m_Margin = 0;
+            m_PaddingLeftRight = 2f;
+            m_PaddingTopBottom = 2f;
+            m_Color = Color.clear;
+            m_BackgroundColor = Color.clear;
+            m_BackgroundWidth = 0;
+            m_BackgroundHeight = 0;
+            m_FontSize = 18;
+            m_FontStyle = FontStyle.Normal;
+            m_Line = true;
+            m_LineType = LineType.BrokenLine;
+            m_LineColor = Color.clear;
+            m_LineWidth = 1.0f;
+            m_LineLength1 = 25f;
+            m_LineLength2 = 15f;
+            m_Border = false;
+            m_BorderWidth = 0.5f;
+            m_BorderColor = Color.grey;
+            m_NumericFormatter = "";
+            m_AutoOffset = false;
+        }
+
         /// <summary>
         /// Whether the label is showed.
         /// 是否显示文本标签。
diff --git a/Runtime/Internal/Pools/SerieDataPool.cs b/Runtime/Internal/Pools/SerieDataPool.cs
index f176f624..1328429f 100644
--- a/Runtime/Internal/Pools/SerieDataPool.cs
+++ b/Runtime/Internal/Pools/SerieDataPool.cs
@@ -19,7 +19,7 @@ namespace XCharts
 
         static void OnClear(SerieData serieData)
         {
-            serieData.Clear();
+            serieData.Reset();
         }
 
         public static SerieData Get()