diff --git a/src/app/dashboard/add-data.component.html b/src/app/dashboard/add-data.component.html
index a756040..329c7d9 100644
--- a/src/app/dashboard/add-data.component.html
+++ b/src/app/dashboard/add-data.component.html
@@ -85,13 +85,13 @@
                   </div>
                   <div class="radio" *ngFor="let category of leftCategoryIdList, let i=index">
                     <input [value]="category" type="radio" name="radios" [(ngModel)]="categoryId">
-                    <label>{{ categoryNameList[i] }}</label>
+                    <label>{{ leftCategoryNameList[i] }}</label>
                   </div>
                 </div>
                 <div class="col-md-6">
                   <div class="radio" *ngFor="let category2 of rightCategoryIdList, let i=index">
                     <input [value]="category2" type="radio" name="radios" [(ngModel)]="categoryId">
-                    <label>{{ categoryNameList[category2 - 1] }}</label>
+                    <label>{{ rightCategoryNameList[i] }}</label>
                   </div>
                 </div>
               </div>
diff --git a/src/app/dashboard/add-data.component.ts b/src/app/dashboard/add-data.component.ts
index b562721..99a1df4 100644
--- a/src/app/dashboard/add-data.component.ts
+++ b/src/app/dashboard/add-data.component.ts
@@ -44,7 +44,8 @@ export class AddDataComponent implements OnInit {
   minDate: any;
   leftCategoryIdList: number[] = [];
   rightCategoryIdList: number[] = [];
-  categoryNameList: string[] = [];
+  leftCategoryNameList: number[] = [];
+  rightCategoryNameList: number[] = [];
 
   constructor(
   private formBuilder: FormBuilder,
@@ -90,10 +91,12 @@ export class AddDataComponent implements OnInit {
 
   private setCategoryList(data: any) {
     let categoryIdList = Object.keys(data.ids).map(key => data.ids[key]);
-    this.categoryNameList = Object.keys(data.names).map(key => data.names[key]);
+    let categoryNameList = Object.keys(data.names).map(key => data.names[key]);
     let halfLength = Math.floor(categoryIdList.length / 2);
     this.leftCategoryIdList = categoryIdList.splice(0, halfLength);
+    this.leftCategoryNameList = categoryNameList.splice(0, halfLength);
     this.rightCategoryIdList = categoryIdList;
+    this.rightCategoryNameList = categoryNameList;
   }
 
   getMinDate() {