ericpi
diff --git a/‎README.md‎
Lines changed: 33 additions & 18 deletions b/‎README.md‎
Lines changed: 33 additions & 18 deletions
@@ -1,29 +1,38 @@
 # KKBOX Open API Developer SDK for JavaScript
+
 [![npm (scoped)](https://img.shields.io/npm/v/@kkbox/kkbox-js-sdk.svg)](https://www.npmjs.com/package/@kkbox/kkbox-js-sdk)
 [![Build Status](https://travis-ci.org/KKBOX/OpenAPI-JavaScript.svg?branch=master)](https://travis-ci.org/KKBOX/OpenAPI-JavaScript)
 [![License Apache](https://img.shields.io/badge/license-Apache-green.svg?style=flat)](https://raw.githubusercontent.com/KKBOX/OpenAPI-ObjectiveC/blob/master/LICENSE)
 
-The SDK for accessing various metadata of KKBOX tracks, albums, artists, playlists and stations.
+The SDK helps to access various metadata from KKBOX, including tracks, albums, artists, playlists and stations.
+
+### Install Using npm
+
+You can install the SDK using [npm](https://www.npmjs.com) by running
 
-### npm install
 ```
 npm install @kkbox/kkbox-js-sdk
 ```
 
-### Source Install 
+### Install from Source Code
+
+Download the SDK and then input the following command under command line
+
 ```
 npm install
 ```
 
-### Build SDK
+### Build
+
 ```
 npm run build
 ```
 
 ### Test
-For testing, you should first browse [https://developer.kkbox.com/](https://developer.kkbox.com/) and create an developer account, then create an app to get client id and client secret for that account.
 
-Then, create a file name `client_secrets.json`, put it in the `test` directory and write the client id and client secret in it. The content will be like:
+To test or start using the SDK, a valid client ID and client secret are required. Please visit [https://developer.kkbox.com/](https://developer.kkbox.com/), create a new developer account, and obtain the client ID and client secret of your app.
+
+Then, create a file named `client_secrets.json`, put it into the `test` directory, and fill your client ID and client secret into it. It may look like
 
 ```
 {
@@ -34,16 +43,18 @@ Then, create a file name `client_secrets.json`, put it in the `test` directory a
 }
 ```
 
-And then we can run the tests.
+And then we could run the tests by calling
 
 ```
 npm run test
 ```
 
 ### SDK Documentation
+
 Please browse [https://kkbox.github.io/OpenAPI-JavaScript/](https://kkbox.github.io/OpenAPI-JavaScript/)
 
 ## How to use the SDK
+
 There are two classes Auth and Api and you should initialize an Auth object by client id and secret.
 
 ```
@@ -96,32 +107,36 @@ import {Api} from '@kkbox/kkbox-js-sdk'
 const auth = new Auth(client_id, client_secret)
 auth.clientCredentialsFlow.fetchAccessToken().then(response => {
     const access_token = response.data.access_token
-    const api = new Api(access_token)    
+    const api = new Api(access_token)
     api.searchFetcher.setSearchCriteria('五月天 派對動物', 'track').fetchSearchResult().then(response => {
 	    console.log(response.data)
         api.searchFetcher.fetchNextPage(response).then(response => {
             console.log(response.data)
-        })        
+        })
     })
 })
 ```
-### Generate the SDK Documentation
+
+### Generate SDK Documentation
+
     npm run build-doc
+
 Then open the the file `docs/index.html`
 
 ### [API Documentation](https://docs-en.kkbox.codes/)
 
 ### License
+
 Copyright 2017 KKBOX Technologies Limited
 
-   Licensed under the Apache License, Version 2.0 (the "License");
-   you may not use this file except in compliance with the License.
-   You may obtain a copy of the License at
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
 
     http://www.apache.org/licenses/LICENSE-2.0
 
-   Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
-   limitations under the License.
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.