diff --git a/Runtime/Component/Interaction/InteractData.cs b/Runtime/Component/Interaction/InteractData.cs
index b403b7d2..b14cd98d 100644
--- a/Runtime/Component/Interaction/InteractData.cs
+++ b/Runtime/Component/Interaction/InteractData.cs
@@ -34,13 +34,13 @@ namespace XCharts.Runtime
             SetValue(ref needInteract, value);
         }
 
-        public void SetValue(ref bool needInteract, float value)
+        public void SetValue(ref bool needInteract, float value, bool previousValueZero = false)
         {
             if (m_TargetValue != value)
             {
                 needInteract = true;
                 if (!m_ValueEnable)
-                    m_PreviousValue = value;
+                    m_PreviousValue = previousValueZero ? 0 : value;
                 else
                     m_PreviousValue = m_CurrentValue;
                 UpdateStart();
@@ -52,19 +52,6 @@ namespace XCharts.Runtime
             }
         }
 
-        public void SetValue(float value)
-        {
-            if (m_TargetValue != value)
-            {
-                if (!m_ValueEnable)
-                    m_PreviousValue = value;
-                else
-                    m_PreviousValue = m_CurrentValue;
-                UpdateStart();
-                m_TargetValue = value;
-            }
-        }
-
         public void SetPosition(ref bool needInteract, Vector3 pos)
         {
             if (m_TargetPosition != pos)
diff --git a/Runtime/Serie/Scatter/BaseScatterHandler.cs b/Runtime/Serie/Scatter/BaseScatterHandler.cs
index bf611e31..21a264a2 100644
--- a/Runtime/Serie/Scatter/BaseScatterHandler.cs
+++ b/Runtime/Serie/Scatter/BaseScatterHandler.cs
@@ -180,7 +180,8 @@ namespace XCharts.Runtime
                 if (!serieData.interact.TryGetValue(ref symbolSize, ref interacting, interactDuration))
                 {
                     symbolSize = SerieHelper.GetSysmbolSize(serie, serieData, chart.theme.serie.scatterSymbolSize, state);
-                    serieData.interact.SetValue(ref interacting, symbolSize);
+                    serieData.interact.SetValue(ref interacting, symbolSize, true);
+                    serieData.interact.TryGetValue(ref symbolSize, ref interacting, interactDuration);
                 }
 
                 symbolSize *= rate;
@@ -198,7 +199,6 @@ namespace XCharts.Runtime
                 }
                 else
                 {
-                    if (symbolSize > 100) symbolSize = 100;
                     chart.DrawSymbol(vh, symbol.type, symbolSize, symbolBorder, pos,
                         color, toColor, emptyColor, borderColor, symbol.gap, cornerRadius);
                 }
diff --git a/Runtime/Serie/SerieHandler.cs b/Runtime/Serie/SerieHandler.cs
index ccfb11e0..c192ed8f 100644
--- a/Runtime/Serie/SerieHandler.cs
+++ b/Runtime/Serie/SerieHandler.cs
@@ -143,7 +143,6 @@ namespace XCharts.Runtime
             if (serie.vertsDirty)
             {
                 chart.RefreshPainter(serie);
-                serie.ResetInteract();
                 serie.ClearVerticesDirty();
             }
             if (serie.interactDirty)
diff --git a/Runtime/Serie/SerieHelper.cs b/Runtime/Serie/SerieHelper.cs
index 95dab42e..b5dc4a37 100644
--- a/Runtime/Serie/SerieHelper.cs
+++ b/Runtime/Serie/SerieHelper.cs
@@ -673,7 +673,7 @@ namespace XCharts.Runtime
             }
         }
 
-        public static float GetSysmbolSize(Serie serie, SerieData serieData, float defaultSize, SerieState state = SerieState.Auto)
+        public static float GetSysmbolSize(Serie serie, SerieData serieData, float defaultSize, SerieState state = SerieState.Auto, bool checkAnimation = false)
         {
             if (serie == null) return defaultSize;
             if (state == SerieState.Auto)
@@ -699,7 +699,7 @@ namespace XCharts.Runtime
                 var symbol = stateStyle.symbol;
                 size = symbol.GetSize(serieData == null ? null : serieData.data, defaultSize);
             }
-            if (serieData != null)
+            if (serieData != null && checkAnimation)
             {
                 size = (float)serieData.GetAddAnimationData(0, size, serie.animation.GetAdditionDuration());
             }