diff --git a/.babelrc b/.babelrc
new file mode 100644
index 0000000..8df53fe
--- /dev/null
+++ b/.babelrc
@@ -0,0 +1,3 @@
+{
+"presets": ["react-native"]
+}
\ No newline at end of file
diff --git a/.flowconfig b/.flowconfig
index 168c3c6..3b261e2 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -1,7 +1,7 @@
 [ignore]
 
 # We fork some components by platform.
-.*/*.android.js
+.*/*[.]android.js
 
 # Ignore templates with `@flow` in header
 .*/local-cli/generator.*
@@ -48,11 +48,11 @@ suppress_type=$FlowIssue
 suppress_type=$FlowFixMe
 suppress_type=$FixMe
 
-suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(2[0-9]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
-suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(2[0-9]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(3[0-3]\\|[1-2][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
+suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(3[0-3]\\|1[0-9]\\|[1-2][0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
 suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
 
 unsafe.enable_getters_and_setters=true
 
 [version]
-^0.29.0
+^0.33.0
diff --git a/__tests__/example-test.js b/__tests__/example-test.js
new file mode 100644
index 0000000..e09de39
--- /dev/null
+++ b/__tests__/example-test.js
@@ -0,0 +1,6 @@
+import example from '../src/models/example';
+
+test('it should save', () => {
+  expect(example.reducers['example/save']({}, { payload: { a: 1 }}))
+  .toEqual({ a: 1 });
+});
diff --git a/index.android.js b/index.android.js
index be175e3..d7a5e75 100644
--- a/index.android.js
+++ b/index.android.js
@@ -1,53 +1 @@
-/**
- * Sample React Native App
- * https://github.com/facebook/react-native
- * @flow
- */
-
-import React, { Component } from 'react';
-import {
-  AppRegistry,
-  StyleSheet,
-  Text,
-  View
-} from 'react-native';
-
-class DvaExampleReactNative extends Component {
-  render() {
-    return (
-      <View style={styles.container}>
-        <Text style={styles.welcome}>
-          Welcome to React Native!
-        </Text>
-        <Text style={styles.instructions}>
-          To get started, edit index.android.js
-        </Text>
-        <Text style={styles.instructions}>
-          Double tap R on your keyboard to reload,{'\n'}
-          Shake or press menu button for dev menu
-        </Text>
-      </View>
-    );
-  }
-}
-
-const styles = StyleSheet.create({
-  container: {
-    flex: 1,
-    justifyContent: 'center',
-    alignItems: 'center',
-    backgroundColor: '#F5FCFF',
-  },
-  welcome: {
-    fontSize: 20,
-    textAlign: 'center',
-    margin: 10,
-  },
-  instructions: {
-    textAlign: 'center',
-    color: '#333333',
-    marginBottom: 5,
-  },
-});
-
-AppRegistry.registerComponent('DvaExampleReactNative', () => DvaExampleReactNative);
+import './src';
diff --git a/index.ios.js b/index.ios.js
index bd97e32..d7a5e75 100644
--- a/index.ios.js
+++ b/index.ios.js
@@ -1,73 +1 @@
-/**
- * Sample React Native App
- * https://github.com/facebook/react-native
- * @flow
- */
-
-import React, { Component } from 'react';
-import {
-  AppRegistry,
-  StyleSheet,
-  Text,
-  View,
-  Button,
-  TouchableHighlight,
-} from 'react-native';
-
-import dva, { connect } from 'dva/mobile';
-
-function delay(timeout) {
-  return new Promise(resolve => {
-    setTimeout(resolve, timeout);
-  });
-}
-
-const app = dva();
-app.model({
-  namespace: 'count',
-  state: 0,
-  reducers: {
-    add(state) { return state + 1 },
-  },
-  effects: {
-    *addDelay(action, { call, put }) {
-      yield call(delay, 1000);
-      yield put({ type: 'add' });
-    },
-  },
-  subscriptions: {
-    setup({ dispatch }) {
-      dispatch({type: 'add'});
-    },
-  },
-});
-
-const App = connect(({ count }) => ({ count }))((props) => {
-  const { dispatch, count } = props;
-  return (
-    <View style={styles.container}>
-      <Text style={styles.welcome}>
-        Count: { count }
-      </Text>
-      <TouchableHighlight onPress={() => { dispatch({ type: 'count/add' }) }}>
-        <Text>Add</Text>
-      </TouchableHighlight>
-      <TouchableHighlight onPress={() => { dispatch({ type: 'count/addDelay' }) }}>
-        <Text>Delay Add</Text>
-      </TouchableHighlight>
-    </View>
-  );
-});
-
-const styles = StyleSheet.create({
-  container: {
-    flex: 1,
-    justifyContent: 'center',
-    alignItems: 'center',
-    backgroundColor: '#F5FCFF',
-  },
-});
-
-app.router(() => <App />);
-
-AppRegistry.registerComponent('DvaExampleReactNative', () => app.start());
+import './src';
diff --git a/package.json b/package.json
index 3208db4..4ebdd55 100644
--- a/package.json
+++ b/package.json
@@ -3,12 +3,23 @@
   "version": "0.0.1",
   "private": true,
   "scripts": {
-    "start": "node node_modules/react-native/local-cli/cli.js start"
+    "start": "node node_modules/react-native/local-cli/cli.js start",
+    "test": "jest"
   },
   "dependencies": {
     "dva": "1.1.0",
     "react": "15.3.2",
     "react-dom": "15.3.2",
     "react-native": "0.36.0"
+  },
+  "jest": {
+    "preset": "jest-react-native"
+  },
+  "devDependencies": {
+    "babel-jest": "16.0.0",
+    "babel-preset-react-native": "1.9.0",
+    "jest": "16.0.2",
+    "jest-react-native": "16.1.0",
+    "react-test-renderer": "15.3.2"
   }
 }
diff --git a/src/components/CounterText.js b/src/components/CounterText.js
new file mode 100644
index 0000000..cc88b2c
--- /dev/null
+++ b/src/components/CounterText.js
@@ -0,0 +1,18 @@
+import React, { Component } from 'react';
+import {
+  Text
+} from 'react-native';
+
+var CounterText = React.createClass({
+
+  render: function() {
+    return (
+      <Text>
+        Count: { this.props.count }
+      </Text>
+    );
+  }
+
+});
+
+module.exports = CounterText;
diff --git a/src/index.js b/src/index.js
new file mode 100644
index 0000000..26b933b
--- /dev/null
+++ b/src/index.js
@@ -0,0 +1,17 @@
+/**
+ * Sample React Native App
+ * https://github.com/facebook/react-native
+ * @flow
+ */
+import React, { Component } from 'react';
+import {
+  AppRegistry
+} from 'react-native';
+import dva from 'dva/mobile';
+import Counter from './pages/Counter';
+
+const app = dva();
+app.model(require('./models/count.js'));
+app.router(() => <Counter />);
+
+AppRegistry.registerComponent('DvaExampleReactNative', () => app.start());
diff --git a/src/models/count.js b/src/models/count.js
new file mode 100644
index 0000000..eab6a03
--- /dev/null
+++ b/src/models/count.js
@@ -0,0 +1,23 @@
+function delay(timeout) {
+  return new Promise(resolve => {
+    setTimeout(resolve, timeout);
+  });
+}
+module.exports = {
+  namespace: 'count',
+  state: 0,
+  reducers: {
+    add(state) { return state + 1 },
+  },
+  effects: {
+    *addDelay(action, { call, put }) {
+      yield call(delay, 1000);
+      yield put({ type: 'add' });
+    },
+  },
+  subscriptions: {
+    setup({ dispatch }) {
+      dispatch({type: 'add'});
+    },
+  },
+};
diff --git a/src/models/example.js b/src/models/example.js
new file mode 100644
index 0000000..c29639c
--- /dev/null
+++ b/src/models/example.js
@@ -0,0 +1,27 @@
+
+export default {
+
+  namespace: 'example',
+
+  state: {},
+
+  subscriptions: {
+    setup({ dispatch, history }) {
+    },
+  },
+
+  effects: {
+    *fetchRemote({ payload }, { call, put }) {
+    },
+  },
+
+  reducers: {
+    fetch(state, action) {
+      return { ...state, ...action.payload };
+    },
+    'example/save'(state, action) {
+      return { ...action.payload };
+    },
+  },
+
+}
diff --git a/src/pages/Counter.js b/src/pages/Counter.js
new file mode 100644
index 0000000..6a4500b
--- /dev/null
+++ b/src/pages/Counter.js
@@ -0,0 +1,36 @@
+import React, { Component } from 'react';
+import {
+  StyleSheet,
+  Text,
+  View,
+  Button,
+  TouchableOpacity,
+} from 'react-native';
+import { connect } from 'dva/mobile';
+import CounterText from '../components/CounterText';
+
+const App = connect(({ count }) => ({ count }))((props) => {
+  const { dispatch, count } = props;
+  return (
+    <View style={styles.container}>
+      <CounterText count={count} />
+      <TouchableOpacity onPress={() => { dispatch({ type: 'count/add' }) }}>
+        <Text>Add</Text>
+      </TouchableOpacity>
+      <TouchableOpacity onPress={() => { dispatch({ type: 'count/addDelay' }) }}>
+        <Text>Delay Add</Text>
+      </TouchableOpacity>
+    </View>
+  );
+});
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+    backgroundColor: '#F5FCFF',
+  },
+});
+
+export default App;
diff --git a/src/services/example.js b/src/services/example.js
new file mode 100644
index 0000000..bbf54e3
--- /dev/null
+++ b/src/services/example.js
@@ -0,0 +1,5 @@
+import request from '../utils/request';
+
+export async function query() {
+  return request('/api/users');
+}
diff --git a/src/utils/request.js b/src/utils/request.js
new file mode 100644
index 0000000..c808422
--- /dev/null
+++ b/src/utils/request.js
@@ -0,0 +1,30 @@
+import fetch from 'dva/fetch';
+
+function parseJSON(response) {
+  return response.json();
+}
+
+function checkStatus(response) {
+  if (response.status >= 200 && response.status < 300) {
+    return response;
+  }
+
+  const error = new Error(response.statusText);
+  error.response = response;
+  throw error;
+}
+
+/**
+ * Requests a URL, returning a promise.
+ *
+ * @param  {string} url       The URL we want to request
+ * @param  {object} [options] The options we want to pass to "fetch"
+ * @return {object}           An object containing either "data" or "err"
+ */
+export default function request(url, options) {
+  return fetch(url, options)
+    .then(checkStatus)
+    .then(parseJSON)
+    .then((data) => ({ data }))
+    .catch((err) => ({ err }));
+}