diff --git a/public/static/qm/MainMap_QM.js b/public/static/qm/MainMap_QM.js
index 2335a3f..5403c5f 100644
--- a/public/static/qm/MainMap_QM.js
+++ b/public/static/qm/MainMap_QM.js
@@ -1594,16 +1594,6 @@ MainMap_QM = function (callBack, backObj) {
   this.light = new THREE.DirectionalLight(0xffffff, 0.3)
   this.light.name = 'light'
   this.light.position.set(280, 400, -300)
-  if (Config.cameraDist.state === '3D') {
-    this.light.castShadow = true //阴影
-  }
-  this.light.shadow.camera.top = 320
-  this.light.shadow.camera.bottom = -320
-  this.light.shadow.camera.right = 320
-  this.light.shadow.camera.left = -320
-  this.light.shadow.camera.far = 1200
-  this.light.shadow.camera.near = 50
-  this.light.shadow.mapSize.set(1024, 1024)
   this.scene.add(this.light)
 
   this.mixers = []
@@ -2352,7 +2342,7 @@ MainMap_QM.prototype = {
     Map_QM.camera = cameraPerspective
     Map_QM.controls.setZoom(1)
     if (Config.cameraDist.state === '3D') {
-      Map_QM.light.castShadow = true //阴影
+      Map_QM.light.castShadow = false //阴影
     }
     Map_QM.controls.object = Map_QM.camera
     Map_QM.controls.maxPolarAngle = Math.PI / 2 - 0.3
@@ -2389,7 +2379,7 @@ MainMap_QM.prototype = {
     Map_QM.controls.object = Map_QM.camera
     Map_QM.controls.setZoom(1)
     if (Config.cameraDist.state === '3D') {
-      Map_QM.light.castShadow = true //阴影
+      Map_QM.light.castShadow = false //阴影
     }
     Map_QM.controls.maxPolarAngle = Math.PI / 2 - 0.3
     Map_QM.controls.minPolarAngle = 0.3
@@ -3356,7 +3346,7 @@ MainMap_QM.prototype = {
           }
         }
       }
-    }, 100)
+    }, 500)
   },
 
   /**
diff --git a/src/views/Billboard/Billboard.vue b/src/views/Billboard/Billboard.vue
index 721eeec..7cb584f 100644
--- a/src/views/Billboard/Billboard.vue
+++ b/src/views/Billboard/Billboard.vue
@@ -104,7 +104,9 @@ Promise.all([getBrandListByFormat()]).then(([{ data: brandListByFormat }]) => {
 
 try {
   window.Map_QM?.showFloor?.(currentFloor.value.floorOrder)
-  window.Map_QM?.changeMapTo2D()
+  setTimeout(() => {
+    window.Map_QM?.changeMapTo2D()
+  }, 500)
 } catch (error) {
   console.log('error:', error)
 }