diff --git a/src/App.tsx b/src/App.tsx
index 0728518..ab52003 100755
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -8,6 +8,7 @@ import './App.css';
  */
 interface IState {
   data: ServerRespond[],
+    showGraph: boolean,
 }
 
 /**
@@ -21,7 +22,8 @@ class App extends Component<{}, IState> {
     this.state = {
       // data saves the server responds.
       // We use this state to parse data down to the child element (Graph) as element property
-      data: [],
+      data: [], 
+      showGraph: false,
     };
   }
 
@@ -29,7 +31,9 @@ class App extends Component<{}, IState> {
    * Render Graph react component with state.data parse as property data
    */
   renderGraph() {
+    if (this.state.showGraph) {
     return (<Graph data={this.state.data}/>)
+    }
   }
 
   /**