diff --git a/components/index.js b/components/index.js
index 0f80d68f4..d430782f9 100644
--- a/components/index.js
+++ b/components/index.js
@@ -25,3 +25,5 @@ export { default as Avatar } from './avatar'
 export { default as Badge } from './badge'
 
 export { default as Tabs } from './tabs'
+
+export { default as Input } from './input'
diff --git a/components/input/Group.vue b/components/input/Group.vue
new file mode 100644
index 000000000..169feccc5
--- /dev/null
+++ b/components/input/Group.vue
@@ -0,0 +1,36 @@
+<template>
+  <span :class="classes" >
+    <slot />
+  </span>
+</template>
+<script>
+
+export default {
+  name: 'InputGruop',
+  props: {
+    prefixCls: {
+      default: 'ant-input-group',
+      type: String,
+    },
+    size: {
+      validator (value) {
+        return ['small', 'large', 'default'].includes(value)
+      },
+    },
+    compact: Boolean,
+  },
+  computed: {
+    classes () {
+      const { prefixCls, size, compact = false } = this
+      return {
+        [`${prefixCls}`]: true,
+        [`${prefixCls}-lg`]: size === 'large',
+        [`${prefixCls}-sm`]: size === 'small',
+        [`${prefixCls}-compact`]: compact,
+      }
+    },
+  },
+  methods: {
+  },
+}
+</script>
diff --git a/components/input/Input.vue b/components/input/Input.vue
new file mode 100644
index 000000000..f7b332b05
--- /dev/null
+++ b/components/input/Input.vue
@@ -0,0 +1,181 @@
+<script>
+import omit from 'omit.js'
+// import TextArea from './TextArea';
+
+import inputProps from './inputProps'
+
+function fixControlledValue (value) {
+  if (typeof value === 'undefined' || value === null) {
+    return ''
+  }
+  return value
+}
+
+let inputKey = 1
+
+export default {
+  name: 'Input',
+  props: {
+    ...inputProps,
+  },
+  data () {
+    const { value, defaultValue } = this.$props
+    return {
+      stateValue: fixControlledValue(value === undefined ? defaultValue : value),
+    }
+  },
+  computed: {
+  },
+  watch: {
+    value (val) {
+      this.stateValue = fixControlledValue(val)
+    },
+  },
+  methods: {
+    handleKeyDown (e) {
+      if (e.keyCode === 13) {
+        this.$emit('press-enter', e)
+      }
+      this.$emit('keydown', e)
+    },
+    handleChange (e) {
+      const { value } = this.$props
+      if (value === undefined) {
+        this.stateValue = e.target.value
+      } else {
+        this.$forceUpdate()
+        this.$emit('input', e)
+        this.$emit('change', e.target.value)
+      }
+    },
+
+    focus () {
+      this.$refs.input.focus()
+    },
+
+    blur () {
+      this.$refs.input.blur()
+    },
+
+    getInputClassName () {
+      const { prefixCls, size, disabled } = this.$props
+      return {
+        [`${prefixCls}`]: true,
+        [`${prefixCls}-sm`]: size === 'small',
+        [`${prefixCls}-lg`]: size === 'large',
+        [`${prefixCls}-disabled`]: disabled,
+      }
+    },
+    renderLabeledInput (children) {
+      const props = this.props
+      let { addonBefore, addonAfter } = this.$slots
+      // Not wrap when there is not addons
+      if ((!addonBefore && !addonAfter)) {
+        return children
+      }
+
+      const wrapperClassName = `${props.prefixCls}-group`
+      const addonClassName = `${wrapperClassName}-addon`
+      addonBefore = addonBefore ? (
+        <span class={addonClassName}>
+          {addonBefore}
+        </span>
+      ) : null
+
+      addonAfter = addonAfter ? (
+        <span class={addonClassName}>
+          {addonAfter}
+        </span>
+      ) : null
+
+      const className = {
+        [`${props.prefixCls}-wrapper`]: true,
+        [wrapperClassName]: (addonBefore || addonAfter),
+      }
+
+      if (addonBefore || addonAfter) {
+        return (
+          <span
+            class={`${props.prefixCls}-group-wrapper`}
+          >
+            <span class={className}>
+              {addonBefore}
+              {children}
+              {addonAfter}
+            </span>
+          </span>
+        )
+      }
+      return (
+        <span class={className}>
+          {addonBefore}
+          {children}
+          {addonAfter}
+        </span>
+      )
+    },
+    renderLabeledIcon (children) {
+      const { prefixCls } = this.$props
+      let { prefix, suffix } = this.$slots
+      if (!prefix && !suffix) {
+        return children
+      }
+
+      prefix = prefix ? (
+        <span class={`${prefixCls}-prefix`}>
+          {prefix}
+        </span>
+      ) : null
+
+      suffix = suffix ? (
+        <span class={`${prefixCls}-suffix`}>
+          {suffix}
+        </span>
+      ) : null
+
+      return (
+        <span
+          class={`${prefixCls}-affix-wrapper`}
+        >
+          {prefix}
+          {children}
+          {suffix}
+        </span>
+      )
+    },
+    getInputKey () {
+      const { value } = this
+      // 模拟受控组件
+      if (value !== undefined) {
+        return inputKey++
+      } else {
+        return inputKey
+      }
+    },
+
+    renderInput () {
+      const { placeholder, type, readOnly = false, name, id, disabled = false } = this.$props
+      const { getInputKey, stateValue, getInputClassName, handleKeyDown, handleChange } = this
+      return this.renderLabeledIcon(
+        <input
+          value={stateValue}
+          type={type}
+          readOnly={readOnly}
+          placeholder={placeholder}
+          name={name}
+          id={id}
+          disabled={disabled}
+          class={getInputClassName()}
+          onKeydown={handleKeyDown}
+          onInput={handleChange}
+          ref='input'
+          key={getInputKey()}
+        />,
+      )
+    },
+  },
+  render () {
+    return this.renderLabeledInput(this.renderInput())
+  },
+}
+</script>
diff --git a/components/input/Search.vue b/components/input/Search.vue
new file mode 100644
index 000000000..f3d839bac
--- /dev/null
+++ b/components/input/Search.vue
@@ -0,0 +1,61 @@
+<script>
+import Input, { InputProps } from './Input'
+import Icon from '../icon'
+
+export default {
+  name: 'InputSearch',
+  props: {
+    ...InputProps,
+    prefixCls: {
+      default: 'ant-input-search',
+      type: String,
+    },
+    inputPrefixCls: {
+      default: 'ant-input',
+      type: String,
+    },
+  },
+  computed: {
+  },
+  methods: {
+    onSearch (e) {
+      const eventKeyCode = e.keyCode
+      if (eventKeyCode === 13) {
+        // const { onSearch } = this.$props
+        // if (onSearch) {
+        //   onSearch(this.$refs.input.value)
+        // }
+        this.$emit('search', this.$refs.input.value)
+        this.$refs.input.focus()
+      }
+    },
+  },
+  render () {
+    const { inputPrefixCls, prefixCls, ...others } = this.$props
+    delete others.onSearch
+    // const searchSuffix = (
+    //   <Icon
+    //     class={`${prefixCls}-icon`}
+    //     onClick={this.onSearch}
+    //     type='search'
+    //   />
+    // )
+    return (
+      <Input
+        onKeyup={this.onSearch}
+        {...others}
+        class={prefixCls}
+        prefixCls={inputPrefixCls}
+        ref='input'
+      >
+        <Icon
+          slot='suffix'
+          class={`${prefixCls}-icon`}
+          onClick={this.onSearch}
+          type='search'
+        />
+      </Input>
+    )
+  },
+}
+</script>
diff --git a/components/input/TextArea.vue b/components/input/TextArea.vue
new file mode 100644
index 000000000..e69de29bb
diff --git a/components/input/calculateNodeHeight.js b/components/input/calculateNodeHeight.js
new file mode 100644
index 000000000..8f568a19e
--- /dev/null
+++ b/components/input/calculateNodeHeight.js
@@ -0,0 +1,157 @@
+// Thanks to https://github.com/andreypopp/react-textarea-autosize/
+
+/**
+ * calculateNodeHeight(uiTextNode, useCache = false)
+ */
+
+const HIDDEN_TEXTAREA_STYLE = `
+min-height:0 !important;
+max-height:none !important;
+height:0 !important;
+visibility:hidden !important;
+overflow:hidden !important;
+position:absolute !important;
+z-index:-1000 !important;
+top:0 !important;
+right:0 !important
+`
+
+const SIZING_STYLE = [
+  'letter-spacing',
+  'line-height',
+  'padding-top',
+  'padding-bottom',
+  'font-family',
+  'font-weight',
+  'font-size',
+  'text-rendering',
+  'text-transform',
+  'width',
+  'text-indent',
+  'padding-left',
+  'padding-right',
+  'border-width',
+  'box-sizing',
+]
+
+const computedStyleCache = {}
+let hiddenTextarea
+
+function calculateNodeStyling (node, useCache = false) {
+  const nodeRef = (
+    node.getAttribute('id') ||
+  node.getAttribute('data-reactid') ||
+  node.getAttribute('name')
+  )
+
+  if (useCache && computedStyleCache[nodeRef]) {
+    return computedStyleCache[nodeRef]
+  }
+
+  const style = window.getComputedStyle(node)
+
+  const boxSizing = (
+    style.getPropertyValue('box-sizing') ||
+  style.getPropertyValue('-moz-box-sizing') ||
+  style.getPropertyValue('-webkit-box-sizing')
+  )
+
+  const paddingSize = (
+    parseFloat(style.getPropertyValue('padding-bottom')) +
+  parseFloat(style.getPropertyValue('padding-top'))
+  )
+
+  const borderSize = (
+    parseFloat(style.getPropertyValue('border-bottom-width')) +
+  parseFloat(style.getPropertyValue('border-top-width'))
+  )
+
+  const sizingStyle = SIZING_STYLE
+    .map(name => `${name}:${style.getPropertyValue(name)}`)
+    .join(';')
+
+  const nodeInfo = {
+    sizingStyle,
+    paddingSize,
+    borderSize,
+    boxSizing,
+  }
+
+  if (useCache && nodeRef) {
+    computedStyleCache[nodeRef] = nodeInfo
+  }
+
+  return nodeInfo
+}
+
+export default function calculateNodeHeight (
+  uiTextNode,
+  useCache = false,
+  minRows = null,
+  maxRows = null,
+) {
+  if (!hiddenTextarea) {
+    hiddenTextarea = document.createElement('textarea')
+    document.body.appendChild(hiddenTextarea)
+  }
+
+  // Fix wrap="off" issue
+  // https://github.com/ant-design/ant-design/issues/6577
+  if (uiTextNode.getAttribute('wrap')) {
+    hiddenTextarea.setAttribute('wrap', uiTextNode.getAttribute('wrap'))
+  } else {
+    hiddenTextarea.removeAttribute('wrap')
+  }
+
+  // Copy all CSS properties that have an impact on the height of the content in
+  // the textbox
+  const {
+    paddingSize, borderSize,
+    boxSizing, sizingStyle,
+  } = calculateNodeStyling(uiTextNode, useCache)
+
+  // Need to have the overflow attribute to hide the scrollbar otherwise
+  // text-lines will not calculated properly as the shadow will technically be
+  // narrower for content
+  hiddenTextarea.setAttribute('style', `${sizingStyle};${HIDDEN_TEXTAREA_STYLE}`)
+  hiddenTextarea.value = uiTextNode.value || uiTextNode.placeholder || ''
+
+  let minHeight = -Infinity
+  let maxHeight = Infinity
+  let height = hiddenTextarea.scrollHeight
+  let overflowY
+
+  if (boxSizing === 'border-box') {
+  // border-box: add border, since height = content + padding + border
+    height = height + borderSize
+  } else if (boxSizing === 'content-box') {
+  // remove padding, since height = content
+    height = height - paddingSize
+  }
+
+  if (minRows !== null || maxRows !== null) {
+  // measure height of a textarea with a single row
+    hiddenTextarea.value = ''
+    const singleRowHeight = hiddenTextarea.scrollHeight - paddingSize
+    if (minRows !== null) {
+      minHeight = singleRowHeight * minRows
+      if (boxSizing === 'border-box') {
+        minHeight = minHeight + paddingSize + borderSize
+      }
+      height = Math.max(minHeight, height)
+    }
+    if (maxRows !== null) {
+      maxHeight = singleRowHeight * maxRows
+      if (boxSizing === 'border-box') {
+        maxHeight = maxHeight + paddingSize + borderSize
+      }
+      overflowY = height > maxHeight ? '' : 'hidden'
+      height = Math.min(maxHeight, height)
+    }
+  }
+  // Remove scroll bar flash when autosize without maxRows
+  if (!maxRows) {
+    overflowY = 'hidden'
+  }
+  return { height, minHeight, maxHeight, overflowY }
+}
diff --git a/components/input/demo/basic.vue b/components/input/demo/basic.vue
new file mode 100644
index 000000000..43218815f
--- /dev/null
+++ b/components/input/demo/basic.vue
@@ -0,0 +1,16 @@
+<template>
+<div>
+<AntInput placeholder="Basic usage" value="123"/>
+  <AntInput placeholder="Basic usage" defaultValue="mysite"/>
+</div>
+
+</template>
+<script>
+
+import { Input } from 'antd'
+export default {
+  components: {
+    AntInput: Input,
+  },
+}
+</script>
diff --git a/components/input/index.js b/components/input/index.js
new file mode 100644
index 000000000..5e39b58b5
--- /dev/null
+++ b/components/input/index.js
@@ -0,0 +1,9 @@
+import Input from './Input'
+import Group from './Group'
+import Search from './Search'
+// import TextArea from './TextArea'
+
+Input.Group = Group
+Input.Search = Search
+// Input.TextArea = TextArea
+export default Input
diff --git a/components/input/inputProps.js b/components/input/inputProps.js
new file mode 100644
index 000000000..9d629cfb8
--- /dev/null
+++ b/components/input/inputProps.js
@@ -0,0 +1,39 @@
+export default {
+  prefixCls: {
+    default: 'ant-input',
+    type: String,
+  },
+  defaultValue: [String, Number],
+  value: [String, Number],
+  placeholder: [String, Number],
+  type: {
+    default: 'text',
+    type: String,
+  },
+  id: [String, Number],
+  name: String,
+  size: {
+    validator (value) {
+      return ['small', 'large', 'default'].includes(value)
+    },
+  },
+  maxLength: String,
+  disabled: {
+    default: false,
+    type: Boolean,
+  },
+  readOnly: Boolean,
+  // addonBefore: React.ReactNode,
+  // addonAfter: React.ReactNode,
+  // onPressEnter?: React.FormEventHandler<any>;
+  // onKeyDown?: React.FormEventHandler<any>;
+  // onChange?: React.ChangeEventHandler<HTMLInputElement>;
+  // onClick?: React.FormEventHandler<any>;
+  // onFocus?: React.FormEventHandler<any>;
+  // onBlur?: React.FormEventHandler<any>;
+  // autoComplete: String;
+  // prefix: React.ReactNode,
+  // suffix: React.ReactNode,
+  spellCheck: Boolean,
+  autoFocus: Boolean,
+}
diff --git a/components/input/style/index.js b/components/input/style/index.js
new file mode 100644
index 000000000..cf31ed80f
--- /dev/null
+++ b/components/input/style/index.js
@@ -0,0 +1,2 @@
+import '../../style/index.less'
+import './index.less'
diff --git a/components/input/style/index.less b/components/input/style/index.less
new file mode 100644
index 000000000..6271e4e96
--- /dev/null
+++ b/components/input/style/index.less
@@ -0,0 +1,29 @@
+@import "../../style/themes/default";
+@import "../../style/mixins/index";
+@import "./mixin";
+@import "./search-input";
+
+// Input styles
+.@{ant-prefix}-input {
+  .input;
+}
+
+//== Style for input-group: input with label, with button or dropdown...
+.@{ant-prefix}-input-group {
+  .input-group(~"@{ant-prefix}-input");
+  &-wrapper {
+    display: inline-block;
+    vertical-align: top; // https://github.com/ant-design/ant-design/issues/6403
+    width: 100%;
+  }
+}
+
+// Input with affix: prefix or suffix
+.@{ant-prefix}-input-affix-wrapper {
+  .input-affix-wrapper(~"@{ant-prefix}-input");
+
+  // https://github.com/ant-design/ant-design/issues/6144
+  .@{ant-prefix}-input {
+    min-height: 100%;  // use min-height, assume that no smaller height to override
+  }
+}
diff --git a/components/input/style/mixin.less b/components/input/style/mixin.less
new file mode 100644
index 000000000..d465800d5
--- /dev/null
+++ b/components/input/style/mixin.less
@@ -0,0 +1,345 @@
+@import "../../style/themes/default";
+@import "../../style/mixins/index";
+
+@input-affix-width: 17px;
+
+// size mixins for input
+.input-lg() {
+  padding: @input-padding-vertical-lg @input-padding-horizontal-lg;
+  height: @input-height-lg;
+}
+
+.input-sm() {
+  padding: @input-padding-vertical-sm @input-padding-horizontal-sm;
+  height: @input-height-sm;
+}
+
+// input status
+// == when focus or actived
+.active(@color: @outline-color) {
+  border-color: ~`colorPalette("@{color}", 5)`;
+  outline: 0;
+  box-shadow: 0 0 @outline-blur-size @outline-width fade(@color, 20%);
+}
+
+// == when hoverd
+.hover(@color: @input-hover-border-color) {
+  border-color: ~`colorPalette("@{color}", 5)`;
+}
+
+.disabled() {
+  background-color: @input-disabled-bg;
+  opacity: 1;
+  cursor: not-allowed;
+  color: @disabled-color;
+  &:hover {
+    .hover(@input-border-color);
+  }
+}
+
+// Basic style for input
+.input() {
+  position: relative;
+  display: inline-block;
+  padding: @input-padding-vertical-base @input-padding-horizontal-base;
+  width: 100%;
+  height: @input-height-base;
+  font-size: @font-size-base;
+  line-height: @line-height-base;
+  color: @input-color;
+  background-color: @input-bg;
+  background-image: none;
+  border: @border-width-base @border-style-base @input-border-color;
+  border-radius: @border-radius-base;
+  .placeholder(); // Reset placeholder
+  transition: all .3s;
+
+  &:hover {
+    .hover();
+  }
+
+  &:focus {
+    .active();
+  }
+
+  &-disabled {
+    .disabled();
+  }
+
+  // Reset height for `textarea`s
+  textarea& {
+    max-width: 100%; // prevent textearea resize from coming out of its container
+    height: auto;
+    vertical-align: bottom;
+    transition: all .3s, height 0s;
+  }
+
+  // Size
+  &-lg {
+    .input-lg();
+  }
+
+  &-sm {
+    .input-sm();
+  }
+}
+
+// label input
+.input-group(@inputClass) {
+  position: relative;
+  display: table;
+  border-collapse: separate;
+  border-spacing: 0;
+  width: 100%;
+
+  // Undo padding and float of grid classes
+  &[class*="col-"] {
+    float: none;
+    padding-left: 0;
+    padding-right: 0;
+  }
+
+  > [class*="col-"] {
+    padding-right: 8px;
+    &:last-child {
+      padding-right: 0;
+    }
+  }
+
+  &-addon,
+  &-wrap,
+  > .@{inputClass} {
+    display: table-cell;
+
+    &:not(:first-child):not(:last-child) {
+      border-radius: 0;
+    }
+  }
+
+  &-addon,
+  &-wrap {
+    width: 1px; // To make addon/wrap as small as possible
+    white-space: nowrap;
+    vertical-align: middle;
+  }
+
+  &-wrap > * {
+    display: block !important;
+  }
+
+  .@{inputClass} {
+    float: left;
+    width: 100%;
+    margin-bottom: 0;
+    &:focus {
+      z-index: 1; // Fix https://gw.alipayobjects.com/zos/rmsportal/DHNpoqfMXSfrSnlZvhsJ.png
+    }
+  }
+
+  &-addon {
+    padding: @input-padding-vertical-base @input-padding-horizontal-base;
+    font-size: @font-size-base;
+    font-weight: normal;
+    line-height: 1;
+    color: @input-color;
+    text-align: center;
+    background-color: @input-addon-bg;
+    border: @border-width-base @border-style-base @input-border-color;
+    border-radius: @border-radius-base;
+    position: relative;
+    transition: all .3s;
+
+    // Reset Select's style in addon
+    .@{ant-prefix}-select {
+      margin: -(@input-padding-vertical-base + 1px) (-@input-padding-horizontal-base);  // lesshint spaceAroundOperator: false
+
+      .@{ant-prefix}-select-selection {
+        background-color: inherit;
+        margin: -1px;
+        border: @border-width-base @border-style-base transparent;
+        box-shadow: none;
+      }
+
+      &-open,
+      &-focused {
+        .@{ant-prefix}-select-selection {
+          color: @primary-color;
+        }
+      }
+    }
+
+    // Expand addon icon click area
+    // https://github.com/ant-design/ant-design/issues/3714
+    > i:only-child:after {
+      position: absolute;
+      content: '';
+      top: 0;
+      left: 0;
+      right: 0;
+      bottom: 0;
+    }
+  }
+
+  // Reset rounded corners
+  > .@{inputClass}:first-child,
+  &-addon:first-child {
+    border-bottom-right-radius: 0;
+    border-top-right-radius: 0;
+
+    // Reset Select's style in addon
+    .@{ant-prefix}-select .@{ant-prefix}-select-selection {
+      border-bottom-right-radius: 0;
+      border-top-right-radius: 0;
+    }
+  }
+
+  > .@{inputClass}-affix-wrapper {
+    &:not(:first-child) .@{inputClass} {
+      border-bottom-left-radius: 0;
+      border-top-left-radius: 0;
+    }
+
+    &:not(:last-child) .@{inputClass} {
+      border-bottom-right-radius: 0;
+      border-top-right-radius: 0;
+    }
+  }
+
+  &-addon:first-child {
+    border-right: 0;
+  }
+  &-addon:last-child {
+    border-left: 0;
+  }
+
+  > .@{inputClass}:last-child,
+  &-addon:last-child {
+    border-bottom-left-radius: 0;
+    border-top-left-radius: 0;
+
+    // Reset Select's style in addon
+    .@{ant-prefix}-select .@{ant-prefix}-select-selection {
+      border-bottom-left-radius: 0;
+      border-top-left-radius: 0;
+    }
+  }
+
+  // Sizing options
+  &-lg .@{inputClass},
+  &-lg > &-addon {
+    .input-lg();
+  }
+
+  &-sm .@{inputClass},
+  &-sm > &-addon {
+    .input-sm();
+  }
+
+  // Fix https://github.com/ant-design/ant-design/issues/5754
+  &-lg .@{ant-prefix}-select-selection--single {
+    height: @input-height-lg;
+  }
+
+  &-sm .@{ant-prefix}-select-selection--single {
+    height: @input-height-sm;
+  }
+
+  .@{inputClass}-affix-wrapper {
+    display: table-cell;
+    width: 100%;
+    float: left;
+  }
+
+  &&-compact {
+    display: block;
+    .clearfix;
+
+    & > * {
+      border-radius: 0;
+      border-right-width: 0;
+      vertical-align: middle;
+      float: none;
+      display: inline-block;
+    }
+
+    // Undo float for .ant-input-group .ant-input
+    .@{inputClass} {
+      float: none;
+      z-index: auto;
+    }
+
+    // reset border for Select, DatePicker, AutoComplete, Cascader, Mention, TimePicker
+    & > .@{ant-prefix}-select > .@{ant-prefix}-select-selection,
+    & > .@{ant-prefix}-calendar-picker .@{ant-prefix}-input,
+    & > .@{ant-prefix}-select-auto-complete .@{ant-prefix}-input,
+    & > .@{ant-prefix}-cascader-picker .@{ant-prefix}-input,
+    & > .@{ant-prefix}-mention-wrapper .@{ant-prefix}-mention-editor,
+    & > .@{ant-prefix}-time-picker .@{ant-prefix}-time-picker-input {
+      border-radius: 0;
+      border-right-width: 0;
+    }
+
+    & > *:first-child,
+    & > .@{ant-prefix}-select:first-child > .@{ant-prefix}-select-selection,
+    & > .@{ant-prefix}-calendar-picker:first-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-select-auto-complete:first-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-cascader-picker:first-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-mention-wrapper:first-child .@{ant-prefix}-mention-editor,
+    & > .@{ant-prefix}-time-picker:first-child .@{ant-prefix}-time-picker-input {
+      border-top-left-radius: @border-radius-base;
+      border-bottom-left-radius: @border-radius-base;
+    }
+
+    & > *:last-child,
+    & > .@{ant-prefix}-select:last-child > .@{ant-prefix}-select-selection,
+    & > .@{ant-prefix}-calendar-picker:last-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-select-auto-complete:last-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-cascader-picker:last-child .@{ant-prefix}-input,
+    & > .@{ant-prefix}-mention-wrapper:last-child .@{ant-prefix}-mention-editor,
+    & > .@{ant-prefix}-time-picker:last-child .@{ant-prefix}-time-picker-input {
+      border-top-right-radius: @border-radius-base;
+      border-bottom-right-radius: @border-radius-base;
+      border-right-width: 1px;
+    }
+  }
+}
+
+.input-affix-wrapper(@inputClass) {
+  position: relative;
+  display: inline-block;
+  width: 100%;
+
+  .@{inputClass} {
+    z-index: 1;
+  }
+
+  &:hover .@{inputClass}:not(.@{inputClass}-disabled) {
+    .hover();
+  }
+
+  .@{inputClass}-prefix,
+  .@{inputClass}-suffix {
+    position: absolute;
+    top: 50%;
+    transform: translateY(-50%);
+    z-index: 2;
+    line-height: 0;
+    color: @input-color;
+  }
+
+  .@{inputClass}-prefix {
+    left: @input-padding-horizontal-base;
+  }
+
+  .@{inputClass}-suffix {
+    right: @input-padding-horizontal-base;
+  }
+
+  .@{inputClass}:not(:first-child) {
+    padding-left: @input-padding-horizontal-base + @input-affix-width;
+  }
+
+  .@{inputClass}:not(:last-child) {
+    padding-right: @input-padding-horizontal-base + @input-affix-width;
+  }
+}
diff --git a/components/input/style/search-input.less b/components/input/style/search-input.less
new file mode 100644
index 000000000..6a7ecddb5
--- /dev/null
+++ b/components/input/style/search-input.less
@@ -0,0 +1,58 @@
+@import "../../style/themes/default";
+@import "../../style/mixins/index";
+@import "../../button/style/mixin";
+@import "./mixin";
+
+.@{ant-prefix}-input-search-icon {
+  cursor: pointer;
+  transition: all .3s;
+  font-size: 14px;
+  &:hover {
+    color: @input-hover-border-color;
+  }
+}
+
+// code blow is keeped for compatibility
+// for this demo: http://1x.ant.design/components/select/#components-select-demo-search-box
+// do not delete until 3.x
+.@{ant-prefix}-search-input-wrapper {
+  display: inline-block;
+  vertical-align: middle;
+}
+
+.@{ant-prefix}-search-input {
+  &.@{ant-prefix}-input-group .@{ant-prefix}-input:first-child,
+  &.@{ant-prefix}-input-group .@{ant-prefix}-select:first-child {
+    border-radius: @border-radius-base;
+    position: absolute;
+    top: -1px;
+    width: 100%;
+  }
+
+  &.@{ant-prefix}-input-group .@{ant-prefix}-input:first-child {
+    padding-right: 36px;
+  }
+
+  .@{ant-prefix}-search-btn {
+    .btn-default;
+    border-radius: 0 @border-radius-base - 1px @border-radius-base - 1px 0;
+    left: -1px;
+    position: relative;
+    border-width: 0 0 0 1px;
+    z-index: 2;
+    padding-left: 8px;
+    padding-right: 8px;
+    &:hover {
+      border-color: @border-color-base;
+    }
+  }
+  &&-focus .@{ant-prefix}-search-btn-noempty,
+  &:hover .@{ant-prefix}-search-btn-noempty {
+    .btn-primary;
+  }
+  .@{ant-prefix}-select-combobox {
+    .@{ant-prefix}-select-selection__rendered {
+      margin-right: 29px;
+    }
+  }
+}
diff --git a/components/style.js b/components/style.js
index 8c8c5c93f..b811afd8e 100644
--- a/components/style.js
+++ b/components/style.js
@@ -9,3 +9,4 @@ import './pagination/style'
 import './avatar/style'
 import './badge/style'
 import './tabs/style'
+import './input/style'
diff --git a/contributors.md b/contributors.md
index 631161c29..bbda32e08 100644
--- a/contributors.md
+++ b/contributors.md
@@ -5,19 +5,19 @@ Button  |  done
 Icon  |  done
 Checkbox  |  done
 Radio  |  done
-AutoComplete
-Calendar
+Tabs | done
+Tag | done
 Carousel
-DatePicker
-Form
+Mention
 Input
 InputNumber
+AutoComplete
 Select
-Tabs
-Tag
-Mention
-TimePicker
 Upload
+Form
+Calendar
+DatePicker
+TimePicker
 
 ##万
 Grid
diff --git a/package.json b/package.json
index 209ef2de3..473e40b41 100644
--- a/package.json
+++ b/package.json
@@ -76,6 +76,7 @@
   "dependencies": {
     "add-dom-event-listener": "^1.0.2",
     "eslint-plugin-vue": "^3.13.0",
-    "lodash.debounce": "^4.0.8"
+    "lodash.debounce": "^4.0.8",
+    "omit.js": "^1.0.0"
   }
 }