diff --git a/README-cn.md b/README-cn.md
index 1bead66..c04d289 100644
--- a/README-cn.md
+++ b/README-cn.md
@@ -272,4 +272,4 @@ Any questions,Welcome to contact me.
     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.
\ No newline at end of file
+    limitations under the License.
diff --git a/README.md b/README.md
index 5410700..1519fa2 100644
--- a/README.md
+++ b/README.md
@@ -10,11 +10,11 @@ What's LoadSir?
 :point_right:[![](https://img.shields.io/github/release/KingJA/LoadSir.svg)](https://github.com/KingJA/LoadSir/releases):point_left:
 [![](https://img.shields.io/badge/preview-v1.2.2-orange.svg)](https://github.com/KingJA/LoadSir/tree/v1.2.2-pre)
 
-***LoadSir*** is a lightweight, good expandability Android library used for displaying different pages like **loading**,
-**error**, **empty**, **timeout** or even your **custom page** when you load a page (such as do net job). LoadSir is very different from
+***LoadSir*** is a lightweight, good expandable Android library used for displaying different pages like **loading**,
+**error**, **empty**, **timeout** or even your **custom page** when you load data from database or a REST service. LoadSir is very different from
 other similar libraries. I mean... ***better***.
 
-Preview
+Preview - samples
 ---
 | **in [Activity](https://github.com/KingJA/LoadSir/blob/master/app/src/main/java/sample/kingja/loadsir/target/NormalActivity.java)**|**in [View](https://github.com/KingJA/LoadSir/blob/master/app/src/main/java/sample/kingja/loadsir/target/ViewTargetActivity.java)**|**in [Fragment](https://github.com/KingJA/LoadSir/blob/master/app/src/main/java/sample/kingja/loadsir/target/NormalFragment.java)**|
 |:---:|:----:|:----:|
@@ -41,14 +41,14 @@ Feature
 * add multi load pages
 * thread-safety
 
-How does LoadSir works?
+How does LoadSir work?
 ---
 <div align="center"><img src="imgs/LoadSir_flow.jpg"/></div>
 
 🚀 Getting started
 ---
 
-LoadSir only needs 3 steps to finish its task: **Config** -> **Register** -> **Display**
+LoadSir only needs 3 steps: **1. Config** -> **2. Register** -> **3. Display**
 
 ### Download
 
@@ -88,34 +88,37 @@ LoadSir loadSir = new LoadSir.Builder()
                 .addCallback(new EmptyCallback())
                 .addCallback(new ErrorCallback())
                 .build();
-        loadService = loadSir.register(this, new Callback.OnReloadListener() {
-            @Override
-            public void onReload(View v) {
-                // retry logic
-            }
-        });
+loadService = loadSir.register(this, new Callback.OnReloadListener() {
+    @Override
+    public void onReload(View v) {
+        // retry logic
+    }
+});
 ```
 ### Step 2: Register
 
-Tell LoadSir which "layout" you want be replaced with LoadLayout.
+Tell LoadSir which "layout" you want to be replaced with LoadLayout.
 
-* ###### Register in Activity
+* ###### Register an Activity
+The registered `Activity` will be handled by LoadSir.
 ```java
 @Override
 protected void onCreate(@Nullable Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
     setContentView(R.layout.activity_content);
-    // Your can change the callback on sub thread directly.
+    
+    // You can change the callback on sub thread directly.
     LoadService loadService = LoadSir.getDefault().register(this, new Callback.OnReloadListener() {
         @Override
         public void onReload(View v) {
-            // retry logic
+            // your retry logic 
         }
     });
-}}
+}
 ```
 
-* ###### Register in View
+* ###### Register a View
+The registered `ImageView` will be handled by LoadSir.
 ```java
 ImageView imageView = (ImageView) findViewById(R.id.iv_img);
 LoadSir loadSir = new LoadSir.Builder()
@@ -126,27 +129,29 @@ loadService = loadSir.register(imageView, new Callback.OnReloadListener() {
     @Override
     public void onReload(View v) {
         loadService.showCallback(LoadingCallback.class);
-        // retry logic
+        // your retry logic
     }
 });
 ```
 
-* ###### Register in Fragment
+* ###### Register a Fragment
+The registered `Fragment` will be handled by LoadSir.
 Use it in Fragment is a bit different from the other two, follow the template code.
 ```java
 @Nullable
 @Override
-public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle
-        savedInstanceState) {
+public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
     //step 1：obtain root view
     rootView = View.inflate(getActivity(), R.layout.fragment_a_content, null);
+    
     //step 2：obtain the LoadService
     LoadService loadService = LoadSir.getDefault().register(rootView, new Callback.OnReloadListener() {
         @Override
         public void onReload(View v) {
-            // retry logic
+            // your retry logic
         }
     });
+    
     //step 3：return the LoadLayout from LoadService
     return loadService.getLoadLayout();
 }
@@ -165,8 +170,7 @@ protected void loadFromNet() {
     loadService.showCallback(EmptyCallback.class); // do/show something else
 }
 ```
-Info:
-- `showSuccess()` calls the `SuccessCallback` to "hide" LoadSir and show the content.
+**Info:** `showSuccess()` calls the `SuccessCallback` to "hide" LoadSir and show the content.
 
 * ###### Convertor Display (recommended)
 If you want LoadSir to do callback automatically, you can pass a Convertor when you register.
@@ -228,14 +232,14 @@ public class CustomCallback extends Callback {
 ```
 
 ### Modify Callback Dynamically
-Access the view of a `Callback.
+Access the view of a `Callback`.
 ```java
 loadService = LoadSir.getDefault().register(...);
 loadService.setCallBack(EmptyCallback.class, new Transport() {
    @Override
    public void order(Context context, View view) {
        TextView mTvEmpty = (TextView) view.findViewById(R.id.tv_empty);
-       mTvEmpty.setText("fine, no data. You must fill it!");
+       mTvEmpty.setText("Fine, no data. You must fill it!");
    }
 });
 ```