diff --git a/1.6/Assemblies/WulaFallenEmpire.dll b/1.6/Assemblies/WulaFallenEmpire.dll
index bd2044e6..74336113 100644
Binary files a/1.6/Assemblies/WulaFallenEmpire.dll and b/1.6/Assemblies/WulaFallenEmpire.dll differ
diff --git a/1.6/Defs/WulaMiscSettingDefs/EventUIConfig.xml b/1.6/Defs/WulaMiscSettingDefs/EventUIConfig.xml
index c5fa43c5..789a7274 100644
--- a/1.6/Defs/WulaMiscSettingDefs/EventUIConfig.xml
+++ b/1.6/Defs/WulaMiscSettingDefs/EventUIConfig.xml
@@ -7,6 +7,8 @@
     <!-- General Style -->
     <labelFont>Small</labelFont>
     <drawBorders>false</drawBorders>
+    <showDefName>true</showDefName>
+    <showLabel>true</showLabel>
     <defaultBackgroundImagePath></defaultBackgroundImagePath>
     
     <!-- Virtual Layout Dimensions -->
diff --git a/Documentation/EventSystem_Documentation.md b/Documentation/EventSystem_Documentation.md
index f245cf4a..59fa83d4 100644
--- a/Documentation/EventSystem_Documentation.md
+++ b/Documentation/EventSystem_Documentation.md
@@ -403,4 +403,13 @@
 </li>
 ```
 
+### `Condition_VariableNotEqual`
+检查一个变量是否 **不等于** 一个特定值。
+```xml
+<li Class="WulaFallenEmpire.Condition_VariableNotEqual">
+  <name>QuestStage</name>
+  <value>3</value>
+</li>
+```
+
 ---
diff --git a/Source/WulaFallenEmpire/EventSystem/Condition.cs b/Source/WulaFallenEmpire/EventSystem/Condition.cs
index 2bb758d2..1ce61c9e 100644
--- a/Source/WulaFallenEmpire/EventSystem/Condition.cs
+++ b/Source/WulaFallenEmpire/EventSystem/Condition.cs
@@ -112,4 +112,10 @@ namespace WulaFallenEmpire
         protected override bool Compare(float var1, float var2) => var1 <= var2;
         protected override string GetOperatorString() => "<=";
     }
+
+    public class Condition_VariableNotEqual : Condition_CompareVariable
+    {
+        protected override bool Compare(float var1, float var2) => var1 != var2;
+        protected override string GetOperatorString() => "!=";
+    }
 }
diff --git a/Source/WulaFallenEmpire/EventSystem/Dialog_CustomDisplay.cs b/Source/WulaFallenEmpire/EventSystem/Dialog_CustomDisplay.cs
index c1202d1e..6ef3144f 100644
--- a/Source/WulaFallenEmpire/EventSystem/Dialog_CustomDisplay.cs
+++ b/Source/WulaFallenEmpire/EventSystem/Dialog_CustomDisplay.cs
@@ -95,14 +95,20 @@ namespace WulaFallenEmpire
             }
 
             // 2. Draw Top-left defName and Label
-            Text.Font = GameFont.Tiny;
-            GUI.color = Color.gray;
-            Widgets.Label(new Rect(5, 5, inRect.width - 10, 20f), def.defName);
-            GUI.color = Color.white;
+            if (Config.showDefName)
+            {
+                Text.Font = GameFont.Tiny;
+                GUI.color = Color.gray;
+                Widgets.Label(new Rect(5, 5, inRect.width - 10, 20f), def.defName);
+                GUI.color = Color.white;
+            }
 
-            Text.Font = Config.labelFont;
-            Widgets.Label(new Rect(5, 20f, inRect.width - 10, 30f), def.label);
-            Text.Font = GameFont.Small; // Reset to default
+            if (Config.showLabel)
+            {
+                Text.Font = Config.labelFont;
+                Widgets.Label(new Rect(5, 20f, inRect.width - 10, 30f), def.label);
+                Text.Font = GameFont.Small; // Reset to default
+            }
 
             // 3. Calculate Layout based on ConfigDef
             float virtualWidth = Config.lihuiSize.x + Config.textSize.x;
diff --git a/Source/WulaFallenEmpire/EventSystem/Effect.cs b/Source/WulaFallenEmpire/EventSystem/Effect.cs
index ce70d404..c7e548a4 100644
--- a/Source/WulaFallenEmpire/EventSystem/Effect.cs
+++ b/Source/WulaFallenEmpire/EventSystem/Effect.cs
@@ -293,7 +293,12 @@ namespace WulaFallenEmpire
                 return;
             }
 
-            float currentValue = EventContext.GetVariable<float>(name, 0f);
+            if (!EventContext.HasVariable(name))
+            {
+                EventContext.SetVariable(name, 0f);
+            }
+            
+            float currentValue = EventContext.GetVariable<float>(name);
 
             switch (operation)
             {
diff --git a/Source/WulaFallenEmpire/EventSystem/EventContext.cs b/Source/WulaFallenEmpire/EventSystem/EventContext.cs
index 68a2717e..94a1b3fa 100644
--- a/Source/WulaFallenEmpire/EventSystem/EventContext.cs
+++ b/Source/WulaFallenEmpire/EventSystem/EventContext.cs
@@ -43,6 +43,11 @@ namespace WulaFallenEmpire
             return defaultValue;
         }
 
+        public static bool HasVariable(string name)
+        {
+            return variables.ContainsKey(name);
+        }
+
         public static void Clear()
         {
             variables.Clear();
diff --git a/Source/WulaFallenEmpire/EventSystem/EventUIConfigDef.cs b/Source/WulaFallenEmpire/EventSystem/EventUIConfigDef.cs
index e968157c..bfc19f9b 100644
--- a/Source/WulaFallenEmpire/EventSystem/EventUIConfigDef.cs
+++ b/Source/WulaFallenEmpire/EventSystem/EventUIConfigDef.cs
@@ -8,6 +8,8 @@ namespace WulaFallenEmpire
         // General Style
         public GameFont labelFont = GameFont.Small;
         public bool drawBorders = true;
+        public bool showDefName = true;
+        public bool showLabel = true;
         public string defaultBackgroundImagePath;
         public Vector2 defaultWindowSize = new Vector2(750f, 500f);