diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30dd12fa..61265d75 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 
 # 更新日志
 
+* (2020.07.07) 增加`Tooltip`的`offset`参数配置偏移
 * (2020.07.06) 增加`LiquidChart`水位图
 * (2020.07.01) 增加`PolarChart`极坐标图表
 * (2020.06.25) 发布`v1.5.2`版本
diff --git a/Documentation/XCharts配置项手册.md b/Documentation/XCharts配置项手册.md
index decdcfc8..46ef056a 100644
--- a/Documentation/XCharts配置项手册.md
+++ b/Documentation/XCharts配置项手册.md
@@ -232,6 +232,8 @@
 * `backgroundImage`：提示框的背景图。
 * `ignoreDataDefaultContent`：被忽略数据的默认显示字符信息。
 * `alwayShow`：是否触发后一直显示。
+* `offset`：`(since v1.5.3)`提示框相对于鼠标位置的偏移。
+
 * `lineStyle`：指示器线条样式 [LineStyle](#LineStyle)。
 * `textStyle`：显示内容文本样式 [TextStyle](#TextStyle)。
 
diff --git a/Editor/PropertyDrawers/TooltipDrawer.cs b/Editor/PropertyDrawers/TooltipDrawer.cs
index f3409ee7..3b440467 100644
--- a/Editor/PropertyDrawers/TooltipDrawer.cs
+++ b/Editor/PropertyDrawers/TooltipDrawer.cs
@@ -35,6 +35,7 @@ namespace XCharts
             SerializedProperty m_IgnoreDataDefaultContent = prop.FindPropertyRelative("m_IgnoreDataDefaultContent");
             SerializedProperty m_LineStyle = prop.FindPropertyRelative("m_LineStyle");
             SerializedProperty m_TextStyle = prop.FindPropertyRelative("m_TextStyle");
+            SerializedProperty m_Offset = prop.FindPropertyRelative("m_Offset");
 
             ChartEditorHelper.MakeFoldout(ref drawRect, ref m_TooltipModuleToggle, "Tooltip", show);
             drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
@@ -67,6 +68,8 @@ namespace XCharts
                 drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
                 EditorGUI.PropertyField(drawRect, m_IgnoreDataDefaultContent);
                 drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+                EditorGUI.PropertyField(drawRect, m_Offset);
+                drawRect.y += EditorGUI.GetPropertyHeight(m_Offset);
                 EditorGUI.PropertyField(drawRect, m_LineStyle);
                 drawRect.y += EditorGUI.GetPropertyHeight(m_LineStyle);
                 EditorGUI.PropertyField(drawRect, m_TextStyle);
@@ -79,6 +82,7 @@ namespace XCharts
         {
             if (m_TooltipModuleToggle)
                 return 14 * EditorGUIUtility.singleLineHeight + 13 * EditorGUIUtility.standardVerticalSpacing +
+                    EditorGUI.GetPropertyHeight(prop.FindPropertyRelative("m_Offset")) +
                     EditorGUI.GetPropertyHeight(prop.FindPropertyRelative("m_LineStyle")) +
                     EditorGUI.GetPropertyHeight(prop.FindPropertyRelative("m_TextStyle"));
             else
diff --git a/Runtime/Component/Main/Tooltip.cs b/Runtime/Component/Main/Tooltip.cs
index 1600e566..29772472 100644
--- a/Runtime/Component/Main/Tooltip.cs
+++ b/Runtime/Component/Main/Tooltip.cs
@@ -64,6 +64,7 @@ namespace XCharts
         [SerializeField] private float m_PaddingTopBottom = 5f;
         [SerializeField] private string m_IgnoreDataDefaultContent = "-";
         [SerializeField] private bool m_AlwayShow = false;
+        [SerializeField] private Vector2 m_Offset = new Vector2(18f, -25f);
         [SerializeField] private Sprite m_BackgroundImage;
         [SerializeField] private TextStyle m_TextStyle = new TextStyle(18, FontStyle.Normal);
         [SerializeField] private LineStyle m_LineStyle = new LineStyle(LineStyle.Type.Solid, 0.7f);
@@ -175,6 +176,10 @@ namespace XCharts
         /// </summary>
         public bool alwayShow { get { return m_AlwayShow; } set { m_AlwayShow = value; } }
         /// <summary>
+        /// 提示框相对于鼠标位置的偏移。
+        /// </summary>
+        public Vector2 offset { get { return m_Offset; } set { m_Offset = value; } }
+        /// <summary>
         /// 提示框内容文本样式。
         /// </summary>
         public TextStyle textStyle
diff --git a/Runtime/Internal/CoordinateChart.cs b/Runtime/Internal/CoordinateChart.cs
index c003d114..14f7dfbb 100644
--- a/Runtime/Internal/CoordinateChart.cs
+++ b/Runtime/Internal/CoordinateChart.cs
@@ -358,7 +358,7 @@ namespace XCharts
             }
             if (m_Tooltip.IsSelected())
             {
-                m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+                m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
                 UpdateTooltip();
                 if (m_Tooltip.IsDataIndexChanged() || m_Tooltip.type == Tooltip.Type.Corss)
                 {
diff --git a/Runtime/Internal/Helper/SerieDataHelper.cs.meta b/Runtime/Internal/Helper/SerieDataHelper.cs.meta
deleted file mode 100644
index b497cb52..00000000
--- a/Runtime/Internal/Helper/SerieDataHelper.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: e78d1b28fc61d4b1b995a1eca16cf3b6
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Runtime/Internal/Helper/VisualMapHelper.cs.meta b/Runtime/Internal/Helper/VisualMapHelper.cs.meta
deleted file mode 100644
index 2183dfde..00000000
--- a/Runtime/Internal/Helper/VisualMapHelper.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 15e5106bd46f5484596429d512f6af5d
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Runtime/PieChart.cs b/Runtime/PieChart.cs
index 9b60b692..633c30ce 100644
--- a/Runtime/PieChart.cs
+++ b/Runtime/PieChart.cs
@@ -457,7 +457,7 @@ namespace XCharts
             }
             if (selected)
             {
-                m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+                m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
                 UpdateTooltip();
             }
             else if (m_Tooltip.IsActive())
diff --git a/Runtime/PolarChart.cs b/Runtime/PolarChart.cs
index 4c404d12..83683177 100644
--- a/Runtime/PolarChart.cs
+++ b/Runtime/PolarChart.cs
@@ -576,7 +576,7 @@ namespace XCharts
                         break;
                 }
             }
-            m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+            m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
             UpdateTooltip();
             if (m_Tooltip.type == Tooltip.Type.Corss)
             {
diff --git a/Runtime/RadarChart.cs b/Runtime/RadarChart.cs
index fd399957..e806f457 100644
--- a/Runtime/RadarChart.cs
+++ b/Runtime/RadarChart.cs
@@ -678,7 +678,7 @@ namespace XCharts
             }
             else
             {
-                m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+                m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
                 UpdateTooltip();
                 RefreshChart();
             }
diff --git a/Runtime/RingChart.cs b/Runtime/RingChart.cs
index 6442d92f..f6382b19 100644
--- a/Runtime/RingChart.cs
+++ b/Runtime/RingChart.cs
@@ -279,7 +279,7 @@ namespace XCharts
             }
             if (selected)
             {
-                m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+                m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
                 UpdateTooltip();
             }
             else if (m_Tooltip.IsActive())
diff --git a/Runtime/ScatterChart.cs b/Runtime/ScatterChart.cs
index bca81f8b..d014a386 100644
--- a/Runtime/ScatterChart.cs
+++ b/Runtime/ScatterChart.cs
@@ -99,7 +99,7 @@ namespace XCharts
             }
             if (selected)
             {
-                m_Tooltip.UpdateContentPos(new Vector2(local.x + 18, local.y - 25));
+                m_Tooltip.UpdateContentPos(local + m_Tooltip.offset);
                 UpdateTooltip();
             }
             else if (m_Tooltip.IsActive())