diff --git a/src/components/upload/ajax.js b/src/components/upload/ajax.js
new file mode 100755
index 0000000..911affd
--- /dev/null
+++ b/src/components/upload/ajax.js
@@ -0,0 +1,82 @@
+// https://github.com/ElemeFE/element/blob/dev/packages/upload/src/ajax.js
+
+function getError(action, option, xhr) {
+    const msg = `fail to post ${action} ${xhr.status}'`;
+    const err = new Error(msg);
+    err.status = xhr.status;
+    err.method = 'post';
+    err.url = action;
+    return err;
+}
+
+function getBody(xhr) {
+    const text = xhr.responseText || xhr.response;
+    if (!text) {
+        return text;
+    }
+
+    try {
+        return JSON.parse(text);
+    } catch (e) {
+        return text;
+    }
+}
+
+export default function upload(option) {
+    if (typeof XMLHttpRequest === 'undefined') {
+        return;
+    }
+
+    const xhr = new XMLHttpRequest();
+    const action = option.action;
+
+    if (xhr.upload) {
+        xhr.upload.onprogress = function progress(e) {
+            if (e.total > 0) {
+                e.percent = e.loaded / e.total * 100;
+            }
+            option.onProgress(e);
+        };
+    }
+
+    const formData = new FormData();
+
+    if (option.data) {
+        Object.keys(option.data).map(key => {
+            formData.append(key, option.data[key]);
+        });
+    }
+
+    formData.append(option.filename, option.file);
+
+    xhr.onerror = function error(e) {
+        option.onError(e);
+    };
+
+    xhr.onload = function onload() {
+        if (xhr.status < 200 || xhr.status >= 300) {
+            return option.onError(getError(action, option, xhr), getBody(xhr));
+        }
+
+        option.onSuccess(getBody(xhr));
+    };
+
+    xhr.open('post', action, true);
+
+    if (option.withCredentials && 'withCredentials' in xhr) {
+        xhr.withCredentials = true;
+    }
+
+    const headers = option.headers || {};
+
+    // if (headers['X-Requested-With'] !== null) {
+    //   xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
+    // }
+
+    for (let item in headers) {
+        if (headers.hasOwnProperty(item) && headers[item] !== null) {
+            xhr.setRequestHeader(item, headers[item]);
+        }
+    }
+    xhr.send(formData);
+}
diff --git a/src/components/upload/index.js b/src/components/upload/index.js
index e69de29..59bcf38 100644
--- a/src/components/upload/index.js
+++ b/src/components/upload/index.js
@@ -0,0 +1,3 @@
+import Upload from './upload.vue';
+
+export default Upload;
\ No newline at end of file
diff --git a/src/components/upload/upload.vue b/src/components/upload/upload.vue
index 5bc4676..9723f89 100644
--- a/src/components/upload/upload.vue
+++ b/src/components/upload/upload.vue
@@ -1,13 +1,312 @@
 <template>
-
+    <div
+        :class="classes"
+        @click="handleClick"
+        @drop.prevent="onDrop"
+        @dragover.prevent="dragOver = true"
+        @dragleave.prevent="dragOver = false">
+        <input
+            v-el:input
+            :class="[prefixCls + '-input']"
+            type="file"
+            @change="handleChange"
+            :multiple="multiple"
+            :accept="accept">
+        <slot></slot>
+    </div>
 </template>
 <script>
+    import ajax from './ajax';
+    import { oneOf } from '../../utils/assist';
+
+    const prefixCls = 'ivu-upload';
+
     export default {
-        props: {},
+        props: {
+            action: {
+                type: String,
+                required: true
+            },
+            headers: {
+                type: Object,
+                default () {
+                    return {}
+                }
+            },
+            multiple: {
+                type: Boolean,
+                default: false
+            },
+            data: {
+                type: Object
+            },
+            name: {
+                type: String,
+                default: 'file'
+            },
+            withCredentials: {
+                type: Boolean,
+                default: false
+            },
+            showUploadList: {
+                type: Boolean,
+                default: true
+            },
+            type: {
+                type: String,
+                validator (value) {
+                    return oneOf(value, ['select', 'drag']);
+                }
+            },
+            format: {
+                type: Array,
+                default () {
+                    return [];
+                }
+            },
+            accept: {
+                type: String
+            },
+            maxSize: {
+                type: Number
+            },
+            beforeUpload: Function,
+            onProgress: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onSuccess: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onError: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onRemove: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onPreview: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onExceededSize: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            onFormatError: {
+                type: Function,
+                default () {
+                    return {};
+                }
+            },
+            defaultFileList: {
+                type: Array,
+                default() {
+                    return [];
+                }
+            }
+        },
         data () {
-            return {};
+            return {
+                prefixCls: prefixCls,
+                dragOver: false,
+                fileList: [],
+                tempIndex: 1
+            };
+        },
+        computed: {
+            classes () {
+                return [
+                    `${prefixCls}`,
+                    {
+                        [`${prefixCls}-drag`]: this.type === 'drag',
+                        [`${prefixCls}-dragOver`]: this.dragOver
+                    }
+                ];
+            },
+
+        },
+        methods: {
+            handleClick () {
+                this.$els.input.click();
+            },
+            handleChange (e) {
+                const files = e.target.files;
+
+                if (!files) {
+                    return;
+                }
+                this.uploadFiles(files);
+                this.$els.input.value = null;
+            },
+            onDrop (e) {
+                this.dragOver = false;
+                this.uploadFiles(e.dataTransfer.files);
+            },
+            uploadFiles (files) {
+                let postFiles = Array.prototype.slice.call(files);
+                if (!this.multiple) postFiles = postFiles.slice(0, 1);
+
+                if (postFiles.length === 0) return;
+
+                postFiles.forEach(file => {
+                    this.upload(file);
+                });
+            },
+            upload (file) {
+                if (!this.beforeUpload) {
+                    return this.post(file);
+                }
+
+                const before = this.beforeUpload(file);
+                if (before && before.then) {
+                    before.then(processedFile => {
+                        if (Object.prototype.toString.call(processedFile) === '[object File]') {
+                            this.post(processedFile);
+                        } else {
+                            this.post(file);
+                        }
+                    }, () => {
+                        // this.$emit('cancel', file);
+                    });
+                } else if (before !== false) {
+                    this.post(file);
+                } else {
+                    // this.$emit('cancel', file);
+                }
+            },
+            post (file) {
+                this.handleStart(file);
+                let formData = new FormData();
+                formData.append(this.name, file);
+
+                ajax({
+                    headers: this.headers,
+                    withCredentials: this.withCredentials,
+                    file: file,
+                    data: this.data,
+                    filename: this.name,
+                    action: this.action,
+                    onProgress: e => {
+                        this.handleProgress(e, file);
+                    },
+                    onSuccess: res => {
+                        this.handleSuccess(res, file);
+                    },
+                    onError: (err, response) => {
+                        this.handleError(err, response, file);
+                    }
+                });
+            },
+            handleStart (file) {
+                file.uid = Date.now() + this.tempIndex++;
+                const _file = {
+                    status: 'uploading',
+                    name: file.name,
+                    size: file.size,
+                    percentage: 0,
+                    uid: file.uid,
+                    showProgress: true
+                };
+
+                // check format
+                if (this.format.length) {
+                    const _file_format = _file.name.split('.').pop().toLocaleLowerCase();
+                    const checked = this.format.some(item => item.toLocaleLowerCase() === _file_format);
+                    if (checked) {
+                        this.onFormatError(file);
+                        return;
+                    }
+                }
+
+                // check maxSize
+                if (this.maxSize) {
+                    if (_file.size > this.maxSize * 1024) {
+                        this.onExceededSize(file);
+                        return;
+                    }
+                }
+
+                this.fileList.push(_file);
+            },
+            getFile (file) {
+                const fileList = this.fileList;
+                let target;
+                fileList.every(item => {
+                    target = file.uid === item.uid ? item : null;
+                    return !target;
+                });
+                return target;
+            },
+            handleProgress (e, file) {
+                const _file = this.getFile(file);
+                this.onProgress(e, _file, this.fileList);
+                _file.percentage = e.percent || 0;
+            },
+            handleSuccess (res, file) {
+                const _file = this.getFile(file);
+
+                if (_file) {
+                    _file.status = 'finished';
+                    _file.response = res;
+
+                    this.onSuccess(res, _file, this.fileList);
+
+                    setTimeout(() => {
+                        _file.showProgress = false;
+                    }, 1000);
+                }
+            },
+            handleError (err, response, file) {
+                const _file = this.getFile(file);
+                const fileList = this.fileList;
+
+                _file.status = 'fail';
+
+                fileList.splice(fileList.indexOf(_file), 1);
+
+                this.onError(err, response, file);
+            },
+            handleRemove(file) {
+                const fileList = this.fileList;
+                fileList.splice(fileList.indexOf(file), 1);
+                this.onRemove(file, fileList);
+            },
+            handlePreview(file) {
+                if (file.status === 'finished') {
+                    this.onPreview(file);
+                }
+            },
+            clearFiles() {
+                this.fileList = [];
+            }
+        },
+        watch: {
+            defaultFileList: {
+                immediate: true,
+                handler(fileList) {
+                    this.fileList = fileList.map(item => {
+                        item.status = 'finished';
+                        item.percentage = 100;
+                        item.uid = Date.now() + this.tempIndex++;
+                        return item;
+                    });
+                }
+            }
         },
-        computed: {},
-        methods: {}
     };
 </script>
\ No newline at end of file
diff --git a/test/routers/upload.vue b/test/routers/upload.vue
index 5bc4676..e58eccf 100644
--- a/test/routers/upload.vue
+++ b/test/routers/upload.vue
@@ -1,5 +1,7 @@
 <template>
-
+    <Upload action="/qiniu" :max-size="10000">
+        <i-button>上传</i-button>
+    </Upload>
 </template>
 <script>
     export default {
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