diff --git a/Assets/StreamingAssets/Excel/NiuData.xlsx b/Assets/StreamingAssets/Excel/NiuData.xlsx
index 9de866c..1e88a1b 100644
Binary files a/Assets/StreamingAssets/Excel/NiuData.xlsx and b/Assets/StreamingAssets/Excel/NiuData.xlsx differ
diff --git a/Assets/StreamingAssets/ExcelJson/NiuData.txt b/Assets/StreamingAssets/ExcelJson/NiuData.txt
index d632379..667033d 100644
--- a/Assets/StreamingAssets/ExcelJson/NiuData.txt
+++ b/Assets/StreamingAssets/ExcelJson/NiuData.txt
@@ -4150,7 +4150,7 @@
     "CameraNearTR": "1.551287_-2.455041_0.7389933|1.494979_359.58_0",
     "CameraNearTR2": "",
     "QNextNum": 161,
-    "ExamModelBT": "",
+    "ExamModelBT": "ZhuQiKouPoint_sign|ZhuYeKouPoint_sign|YeChuKouPoint_sign",
     "ExamTip": "请选择正确的注气口注气",
     "ExamEvvr": "选择错误",
     "Question": "",
@@ -4176,7 +4176,7 @@
     "CameraNearTR": "2.065317_-2.305965_1.770304|50.11497_180.34_0",
     "CameraNearTR2": "1.551287_-2.455041_0.7389933|1.494979_359.58_0",
     "QNextNum": 164,
-    "ExamModelBT": "",
+    "ExamModelBT": "ZhuYeKouPoint_sign|ZhuQiKouPoint_sign|YeChuKouPoint_sign",
     "ExamTip": "请选择正确的液入口注液",
     "ExamEvvr": "选择错误",
     "Question": "",
@@ -4254,7 +4254,7 @@
     "CameraNearTR": "1.551287_-2.455041_0.7389933|1.494979_359.58_0",
     "CameraNearTR2": "",
     "QNextNum": 165,
-    "ExamModelBT": "",
+    "ExamModelBT": "YeChuKouPoint_sign|ZhuYeKouPoint_sign|ZhuQiKouPoint_sign",
     "ExamTip": "请选择正确的回收液出口",
     "ExamEvvr": "选择错误",
     "Question": "",
diff --git a/Assets/_Scenes/TrainExam.unity b/Assets/_Scenes/TrainExam.unity
index c635499..90f96b9 100644
--- a/Assets/_Scenes/TrainExam.unity
+++ b/Assets/_Scenes/TrainExam.unity
@@ -17894,6 +17894,9 @@ MonoBehaviour:
   - {fileID: 2131020004}
   - {fileID: 1469586053}
   - {fileID: 2005283388}
+  - {fileID: 1259265030}
+  - {fileID: 1817313827}
+  - {fileID: 966611077}
   _peoplePlanTimeLineClip: {fileID: 11400000, guid: 650596eb2f54a364eaf5458ae2439d75,
     type: 2}
   _CSPLCLTimeLineClip: {fileID: 11400000, guid: 66029414ec3d89b469ed349852ba3d92,
@@ -17957,7 +17960,7 @@ PlayableDirector:
   m_GameObject: {fileID: 909784101}
   m_Enabled: 1
   serializedVersion: 3
-  m_PlayableAsset: {fileID: 11400000, guid: 2134e73ea8d9bad4fb4b8cd512a92976, type: 2}
+  m_PlayableAsset: {fileID: 11400000, guid: 7bff6f14e388dd74dad4e09245b4dc6f, type: 2}
   m_InitialState: 0
   m_WrapMode: 2
   m_DirectorUpdateMode: 1
@@ -20088,6 +20091,106 @@ Transform:
   - {fileID: 1229238874}
   m_Father: {fileID: 1021249329}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!1001 &966611075
+PrefabInstance:
+  m_ObjectHideFlags: 0
+  serializedVersion: 2
+  m_Modification:
+    serializedVersion: 3
+    m_TransformParent: {fileID: 1985453657}
+    m_Modifications:
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_Name
+      value: YeChuKouPoint_sign
+      objectReference: {fileID: 0}
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_IsActive
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.x
+      value: 0.04564258
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.y
+      value: 0.045642596
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.z
+      value: 0.045642585
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.x
+      value: 1.7066
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.y
+      value: -2.404
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.z
+      value: 2.04
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.w
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.y
+      value: 1
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.z
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.y
+      value: 180
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.z
+      value: 0
+      objectReference: {fileID: 0}
+    m_RemovedComponents: []
+    m_RemovedGameObjects: []
+    m_AddedGameObjects: []
+    m_AddedComponents: []
+  m_SourcePrefab: {fileID: 100100000, guid: a623bdd0c9a05dd448dd9cc858aca9f1, type: 3}
+--- !u!4 &966611076 stripped
+Transform:
+  m_CorrespondingSourceObject: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 966611075}
+  m_PrefabAsset: {fileID: 0}
+--- !u!1 &966611077 stripped
+GameObject:
+  m_CorrespondingSourceObject: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 966611075}
+  m_PrefabAsset: {fileID: 0}
 --- !u!1 &979919939
 GameObject:
   m_ObjectHideFlags: 0
@@ -26414,6 +26517,106 @@ Mesh:
     offset: 0
     size: 0
     path: 
+--- !u!1001 &1259265028
+PrefabInstance:
+  m_ObjectHideFlags: 0
+  serializedVersion: 2
+  m_Modification:
+    serializedVersion: 3
+    m_TransformParent: {fileID: 1985453657}
+    m_Modifications:
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_Name
+      value: ZhuQiKouPoint_sign
+      objectReference: {fileID: 0}
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_IsActive
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.x
+      value: 0.04564258
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.y
+      value: 0.045642596
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.z
+      value: 0.045642585
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.x
+      value: 1.7053
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.y
+      value: -2.2718
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.z
+      value: 2.04
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.w
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.y
+      value: 1
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.z
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.y
+      value: 180
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.z
+      value: 0
+      objectReference: {fileID: 0}
+    m_RemovedComponents: []
+    m_RemovedGameObjects: []
+    m_AddedGameObjects: []
+    m_AddedComponents: []
+  m_SourcePrefab: {fileID: 100100000, guid: a623bdd0c9a05dd448dd9cc858aca9f1, type: 3}
+--- !u!4 &1259265029 stripped
+Transform:
+  m_CorrespondingSourceObject: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 1259265028}
+  m_PrefabAsset: {fileID: 0}
+--- !u!1 &1259265030 stripped
+GameObject:
+  m_CorrespondingSourceObject: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 1259265028}
+  m_PrefabAsset: {fileID: 0}
 --- !u!1001 &1273240218
 PrefabInstance:
   m_ObjectHideFlags: 0
@@ -35390,6 +35593,106 @@ SkinnedMeshRenderer:
     m_Center: {x: 0.28516603, y: 0.2910856, z: -0.1145253}
     m_Extent: {x: 0.9379022, y: 0.3518448, z: 0.53825194}
   m_DirtyAABB: 0
+--- !u!1001 &1817313825
+PrefabInstance:
+  m_ObjectHideFlags: 0
+  serializedVersion: 2
+  m_Modification:
+    serializedVersion: 3
+    m_TransformParent: {fileID: 1985453657}
+    m_Modifications:
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_Name
+      value: ZhuYeKouPoint_sign
+      objectReference: {fileID: 0}
+    - target: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_IsActive
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.x
+      value: 0.04564258
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.y
+      value: 0.045642596
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalScale.z
+      value: 0.045642585
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.x
+      value: 1.7021
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.y
+      value: -2.3159
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalPosition.z
+      value: 2.04
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.w
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.y
+      value: 1
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalRotation.z
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.y
+      value: 180
+      objectReference: {fileID: 0}
+    - target: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+        type: 3}
+      propertyPath: m_LocalEulerAnglesHint.z
+      value: 0
+      objectReference: {fileID: 0}
+    m_RemovedComponents: []
+    m_RemovedGameObjects: []
+    m_AddedGameObjects: []
+    m_AddedComponents: []
+  m_SourcePrefab: {fileID: 100100000, guid: a623bdd0c9a05dd448dd9cc858aca9f1, type: 3}
+--- !u!4 &1817313826 stripped
+Transform:
+  m_CorrespondingSourceObject: {fileID: 9056352827034250981, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 1817313825}
+  m_PrefabAsset: {fileID: 0}
+--- !u!1 &1817313827 stripped
+GameObject:
+  m_CorrespondingSourceObject: {fileID: 265685189950564712, guid: a623bdd0c9a05dd448dd9cc858aca9f1,
+    type: 3}
+  m_PrefabInstance: {fileID: 1817313825}
+  m_PrefabAsset: {fileID: 0}
 --- !u!1 &1818172996
 GameObject:
   m_ObjectHideFlags: 0
@@ -38287,6 +38590,9 @@ Transform:
   - {fileID: 177160282}
   - {fileID: 694871477}
   - {fileID: 1160721212}
+  - {fileID: 1259265029}
+  - {fileID: 1817313826}
+  - {fileID: 966611076}
   - {fileID: 1469586052}
   - {fileID: 2005283387}
   - {fileID: 2062834932}