diff --git a/components/select/demo/coordinate.md b/components/select/demo/coordinate.md
new file mode 100644
index 0000000000..a83588fb12
--- /dev/null
+++ b/components/select/demo/coordinate.md
@@ -0,0 +1,51 @@
+# 联动
+
+- order: 6
+
+省市联动是典型的例子。
+
+---
+
+````jsx
+var Select = antd.Select;
+var Option = Select.Option;
+
+var provinceData = ['浙江', '江苏'];
+var cityData = {
+  '浙江': ['杭州', '宁波', '温州'],
+  '江苏': ['南京', '苏州', '镇江']
+};
+
+
+var App = React.createClass({
+  getInitialState() {
+    return {
+      cities: cityData[provinceData[0]]
+    };
+  },
+  handleProvinceChange(value) {
+    this.setState({
+      cities: cityData[value]
+    });
+  },
+  render() {
+    var provinceOptions = provinceData.map(function(province) {
+      return <Option value={province}>{province}</Option>;
+    });
+    var cityOptions = this.state.cities.map(function(city) {
+      return <Option value={city}>{city}</Option>;
+    });
+    return <div>
+      <Select defaultValue={provinceData[0]} style={{width:150}} onChange={this.handleProvinceChange}>
+        {provinceOptions}
+      </Select>
+      &nbsp;
+      <Select value={this.state.cities[0]} style={{width:150}} onChange={this.handleCityChange}>
+        {cityOptions}
+      </Select>
+    </div>;
+  }
+});
+React.render(<App />, document.getElementById('components-select-demo-coordinate'));
+````
+
diff --git a/components/select/index.md b/components/select/index.md
index 5456602134..d651f6305d 100644
--- a/components/select/index.md
+++ b/components/select/index.md
@@ -24,7 +24,8 @@
 
 | 参数     | 说明           | 类型     | 默认值       |
 |----------|----------------|----------|--------------|
-| value    | 指定默认选中的条目 | string/Array<String>   |  无  |
+| value    | 指定选中的条目 | string/Array<String>   |  无  |
+| defaultValue    | 指定默认选中的条目 | string/Array<String>   |  无  |
 | multiple   | 支持多选 |   | false |
 | filterOption | 是否根据输入项进行筛选 |  | true     |
 | tags | 可以把随意输入的条目作为tag，输入项不需要与下拉选项匹配 | |false |