diff --git a/src/components/QrItem.js b/src/components/QrItem.js
index 60889e2..4f1c8c4 100644
--- a/src/components/QrItem.js
+++ b/src/components/QrItem.js
@@ -13,6 +13,10 @@ class QrItem extends React.Component {
         this.handleClick = this.handleClick.bind(this);
     }
 
+    componentDidMount() {
+        this.forceUpdate()
+    }
+
     handleClick(e) {
         this.props.onSelected(this.props.index);
     }
diff --git a/src/components/QrRendererBase.js b/src/components/QrRendererBase.js
index e313684..76933ba 100644
--- a/src/components/QrRendererBase.js
+++ b/src/components/QrRendererBase.js
@@ -7,7 +7,7 @@ function listPoint(props) {
     const qrcode = props.qrcode;
     const nCount = qrcode.getModuleCount();
     const pointList = new Array(nCount);
-    const params = props.getParamValue();
+    const params = props.params;
 
     let id = 0;
     for (let row = 0; row < nCount; row++) {
@@ -33,21 +33,23 @@ function calViewBox(props) {
 class QrRendererBase extends React.Component {
     constructor(props) {
         super(props);
-        this.props.setParamInfo([
-                {
-                    key: '大小',
-                    default: 1
-                },
-                {
-                    key: '定位点样式',
-                    default: 0,
-                    choices: [
-                        "矩形",
-                        "圆形"
-                    ]
-                }
-            ]
-        );
+        if (this.props.setParamInfo) {
+            this.props.setParamInfo([
+                    {
+                        key: '大小',
+                        default: 1
+                    },
+                    {
+                        key: '定位点样式',
+                        default: 0,
+                        choices: [
+                            "矩形",
+                            "圆形"
+                        ]
+                    }
+                ]
+            );
+        }
     }
 
     render() {
diff --git a/src/components/QrRendererRound.js b/src/components/QrRendererRound.js
index e4cd364..cd22d74 100644
--- a/src/components/QrRendererRound.js
+++ b/src/components/QrRendererRound.js
@@ -50,25 +50,27 @@ function calViewBox(props) {
 class QrRendererRound extends React.Component {
     constructor(props) {
         super(props);
-        this.props.setParamInfo([
-                {
-                    key: '没有choices的文本框1',
-                    default: 1
-                },
-                {
-                    key: '没有choices的文本框2',
-                    default: 100
-                },
-                {
-                    key: '有choices的选择框',
-                    default: 0,
-                    choices: [
-                        "option1",
-                        "option2"
-                    ]
-                }
-            ]
-        );
+        if (this.props.setParamInfo) {
+            this.props.setParamInfo([
+                    {
+                        key: '没有choices的文本框1',
+                        default: 1
+                    },
+                    {
+                        key: '没有choices的文本框2',
+                        default: 100
+                    },
+                    {
+                        key: '有choices的选择框',
+                        default: 0,
+                        choices: [
+                            "option1",
+                            "option2"
+                        ]
+                    }
+                ]
+            );
+        }
     }
 
     render() {
diff --git a/src/components/Qrcode.js b/src/components/Qrcode.js
index 7b68477..38b0b5f 100644
--- a/src/components/Qrcode.js
+++ b/src/components/Qrcode.js
@@ -53,9 +53,14 @@ class Qrcode extends React.Component {
     }
 
     componentDidMount() {
-        this.setState({paramInfo: this.paramInfoBuffer, paramValue: this.paramValueBuffer}, () => {
-            this.handleCreate();
-        })
+        const text = 'https://qrbtf.com/';
+        this.setState({
+            paramInfo: this.paramInfoBuffer,
+            paramValue: this.paramValueBuffer,
+            text: text,
+            options: {text: text},
+            qrcode: getQrcodeData({text: text})
+        });
     }
 
     setParamInfo(index) {
@@ -95,13 +100,13 @@ class Qrcode extends React.Component {
 
     downloadSvg(e) {
         const style = styleList[this.state.selectedIndex]
-        const el = React.createElement(style.renderer, {qrcode: this.state.qrcode})
+        const el = React.createElement(style.renderer, {qrcode: this.state.qrcode, params: this.state.paramValue[this.state.selectedIndex]})
         saveSvg(style.value, ReactDOMServer.renderToString(el))
     }
 
     downloadImg(e) {
         const style = styleList[this.state.selectedIndex]
-        const el = React.createElement(style.renderer, {qrcode: this.state.qrcode})
+        const el = React.createElement(style.renderer, {qrcode: this.state.qrcode, params: this.state.paramValue[this.state.selectedIndex]})
         saveImg(style.value, ReactDOMServer.renderToString(el), 1500, 1500)
     }
 
@@ -152,6 +157,7 @@ class Qrcode extends React.Component {
     }
 
     render() {
+        console.log(1)
         return (
             <div>
                 <div className="Qr-Centered">
@@ -181,7 +187,7 @@ class Qrcode extends React.Component {
                                         qrcode={this.state.qrcode}
                                         renderer={React.createElement(style.renderer, {
                                             qrcode: this.state.qrcode,
-                                            getParamValue: this.getParamValue(index),
+                                            params: this.state.paramValue[index],
                                             setParamInfo: this.setParamInfo(index)
                                         })}
                                         text={this.state.text}