diff --git a/src/app/pages/left-domain/left-domain.component.html b/src/app/pages/left-domain/left-domain.component.html
new file mode 100644
index 0000000..3c1d0af
--- /dev/null
+++ b/src/app/pages/left-domain/left-domain.component.html
@@ -0,0 +1 @@
+<p>left-domain works!</p>
diff --git a/src/app/pages/left-domain/left-domain.component.scss b/src/app/pages/left-domain/left-domain.component.scss
new file mode 100644
index 0000000..e69de29
diff --git a/src/app/pages/left-domain/left-domain.component.ts b/src/app/pages/left-domain/left-domain.component.ts
new file mode 100644
index 0000000..b814f02
--- /dev/null
+++ b/src/app/pages/left-domain/left-domain.component.ts
@@ -0,0 +1,15 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-left-domain',
+  templateUrl: './left-domain.component.html',
+  styleUrls: ['./left-domain.component.scss']
+})
+export class LeftDomainComponent implements OnInit {
+
+  constructor() { }
+
+  ngOnInit(): void {
+  }
+
+}
diff --git a/src/app/pages/pages.module.ts b/src/app/pages/pages.module.ts
index ddab50b..2401970 100644
--- a/src/app/pages/pages.module.ts
+++ b/src/app/pages/pages.module.ts
@@ -31,8 +31,9 @@ import { NzMessageModule } from 'ng-zorro-antd/message';
 import { NzSpinModule } from 'ng-zorro-antd/spin';
 import { TodayWarningAdminComponent } from './today-warning-admin/today-warning-admin.component';
 import { CriminalRecordsAdminComponent } from './criminal-records-admin/criminal-records-admin.component';
+import { LeftDomainComponent } from './left-domain/left-domain.component';
 @NgModule({
-  declarations: [LoginComponent, RegisterComponent, HomeComponent, PlanComponent, TodayWarningComponent, CriminalRecordsComponent, TodayWarningAdminComponent, CriminalRecordsAdminComponent,],
+  declarations: [LoginComponent, RegisterComponent, HomeComponent, PlanComponent, TodayWarningComponent, CriminalRecordsComponent, TodayWarningAdminComponent, CriminalRecordsAdminComponent, LeftDomainComponent,],
   imports: [
     PagesRoutingModule,
     CommonModule,
diff --git a/src/app/pages/plan/plan.component.html b/src/app/pages/plan/plan.component.html
index f526646..4fd0425 100644
--- a/src/app/pages/plan/plan.component.html
+++ b/src/app/pages/plan/plan.component.html
@@ -15,6 +15,17 @@
   <div class="center">
     <canvas id="center"></canvas>
 
+    <!-- 左侧子组件 -->
+    <div class="leftChildComponent" *ngIf="isShowChildComponent">
+      <div class="leftChildHeader">
+        <div><i nz-icon nzType="star" nzTheme="outline"></i></div>
+        <div><p>{{allFence[selectFence]}}</p></div>
+        <div (click)="toggleHeaderFence(selectFence)" title="关闭"><i nz-icon nzType="close-circle" nzTheme="outline"></i></div>
+      </div>
+      <div class="leftChildCenter"><app-left-domain></app-left-domain></div>
+    </div>
+    <!-- 左侧子组件 -->
+
     <!-- 左侧建筑栏 -->
     <div class="showLeftBuilding" title="显示" *ngIf="!isShowLeftBuilding" (click)="toggleLeftBuilding(true)"><i nz-icon nzType="right" nzTheme="outline"></i></div>
     <div class="leftBuilding" [ngClass]="{'isShowLeftBuilding': isShowLeftBuilding === false}">
diff --git a/src/app/pages/plan/plan.component.scss b/src/app/pages/plan/plan.component.scss
index 11fe2a3..0364b27 100644
--- a/src/app/pages/plan/plan.component.scss
+++ b/src/app/pages/plan/plan.component.scss
@@ -62,6 +62,60 @@
   .selectRightTopFast { border: 1px solid #fff; } //选种样式
 }
 
+//左侧子组件
+.leftChildComponent{
+  width: 300px;
+  height: 90%;
+  position: absolute;
+  left: 3%;
+  top: 0;
+  bottom: 0;
+  margin: auto;/*这行代码是关键*/
+  z-index: 10;
+  box-sizing: border-box;
+  padding: 5px;
+  color: #fff;
+  background: linear-gradient(360deg, #000D21 0%, rgba(0, 59, 110, 0.8) 100%);
+  display: flex;
+  flex-direction: column;
+  .leftChildHeader{
+    display: flex;
+    width: 95%;
+    height: 30px;
+    line-height: 30px;
+    margin: 10px auto;
+    background: linear-gradient(270deg, rgba(35, 153, 255, 0) 0%, rgba(35, 153, 255, 0.8) 50%, rgba(35, 153, 255, 0) 100%);
+    div:first-child{
+      width: 30px;
+      height: 30px;
+      border: 1px solid #2399FF;
+      box-shadow: 0px 2px 8px #2399FF;
+      border-radius: 50%;
+      text-align: center;
+    }
+    div:nth-child(2){
+      box-sizing: border-box;
+      margin: 0 10px;
+      font-weight: 900;
+      font-size: 16px;
+      letter-spacing: 3px;
+      font-style: italic;
+      flex: 1;
+    }
+    div:last-child{
+      width: 30px;
+      height: 30px;
+      text-align: center;
+      cursor: pointer;
+      .anticon{ color: #91CCFF; } //字体图标
+    }
+  }
+  .leftChildCenter{
+    flex: 1;
+    overflow: hidden;
+  }
+}
+
 //左侧建筑
 .showLeftBuilding{
   width: 30px;
@@ -90,7 +144,7 @@
   transition: margin-left 0.5s;
   display: flex;
   flex-direction: column;
-  .hideLeft { text-align: right; color: #fff; padding: 3px 5px; z-index: 10; }
+  .hideLeft { text-align: right; color: #fff; padding: 3px 5px; z-index: 1; }
   .leftHeader {
     overflow: hidden;
     text-align: center;
diff --git a/src/styles.scss b/src/styles.scss
index 92c1a83..e52ce64 100644
--- a/src/styles.scss
+++ b/src/styles.scss
@@ -107,10 +107,10 @@ h1 {
   width: 10px;
 }
 ::-webkit-scrollbar-thumb {
-  background-image: linear-gradient(#2495f8, #1c73c2,#0a3d6a, #061d3c);
+  background-image: inear-gradient(180deg, #2399FF 0%, rgba(0, 13, 33, 0.4) 100%);
 }
 ::-webkit-scrollbar-track {
-  background-color: #061d3c;
+  background-color: rgba(0, 13, 33, 0.41);
 }