diff --git a/app/app-release.apk b/app/app-release.apk
index 941adc4..19a2c19 100644
Binary files a/app/app-release.apk and b/app/app-release.apk differ
diff --git a/app/build.gradle b/app/build.gradle
index bb11ab6..a97f164 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,5 +1,13 @@
 apply plugin: 'com.android.application'
 android {
+    signingConfigs {
+        release {
+            keyAlias 'weather_go'
+            keyPassword 'captainhuang1234'
+            storeFile file('E:/Android/release/weather_go.jks')
+            storePassword 'captainhuang1234'
+        }
+    }
     configurations.all {
         resolutionStrategy.force 'com.google.code.findbugs:jsr305:1.3.9'
     }
@@ -17,13 +25,11 @@ android {
         release {
             minifyEnabled false
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            signingConfig signingConfigs.release
         }
     }
 }
 dependencies {
-
- 
-
     compile fileTree(include: ['*.jar'], dir: 'libs')
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
@@ -39,38 +45,29 @@ dependencies {
     compile 'io.reactivex:rxandroid:1.1.0'
     compile 'com.tbruyelle.rxpermissions:rxpermissions:0.7.0@aar'
     compile 'com.trello:rxlifecycle:1.0'
-
-// If you want to bind to Android-specific lifecycles
+    // If you want to bind to Android-specific lifecycles
     compile 'com.trello:rxlifecycle-android:1.0'
-
-// If you want pre-written Activities and Fragments you can subclass as providers
+    // If you want pre-written Activities and Fragments you can subclass as providers
     compile 'com.trello:rxlifecycle-components:1.0'
-
-// If you want to use Navi for providers
+    // If you want to use Navi for providers
     compile 'com.trello:rxlifecycle-navi:1.0'
-
-// If you want to use Kotlin syntax
+    // If you want to use Kotlin syntax
     compile 'com.trello:rxlifecycle-kotlin:1.0'
-
     // network
     compile 'com.google.code.gson:gson:2.4'
     // Retrofit & OkHttp
     compile 'com.squareup.retrofit2:retrofit:2.2.0'
     compile 'com.squareup.retrofit2:converter-gson:2.2.0'
     compile 'com.squareup.retrofit2:adapter-rxjava:2.0.2'
-
     compile 'com.squareup.okhttp3:okhttp:3.0.1'
     compile 'com.squareup.okhttp3:logging-interceptor:3.2.0'
-
     compile 'com.github.bumptech.glide:glide:3.7.0'
     compile 'com.github.bumptech.glide:okhttp3-integration:1.4.0@aar'
     //butterknife http://jakewharton.github.io/butterknife/
     compile 'com.jakewharton:butterknife:8.5.1'
     annotationProcessor 'com.jakewharton:butterknife-compiler:8.5.1'
-
     debugCompile 'com.github.moduth:blockcanary-android:1.2.1'
     releaseCompile 'com.github.moduth:blockcanary-no-op:1.2.1'
     debugCompile 'com.squareup.leakcanary:leakcanary-android:1.4-beta2'
     releaseCompile 'com.squareup.leakcanary:leakcanary-android-no-op:1.4-beta2'
-
 }
diff --git a/app/src/main/res/data/china_city.db b/app/src/main/res/data/china_city.db
deleted file mode 100644
index 4e11872..0000000
Binary files a/app/src/main/res/data/china_city.db and /dev/null differ
diff --git a/app/src/main/res/layout/main_weather.xml b/app/src/main/res/layout/main_weather.xml
index 1e688dd..273cee0 100644
--- a/app/src/main/res/layout/main_weather.xml
+++ b/app/src/main/res/layout/main_weather.xml
@@ -109,7 +109,7 @@
             android:layout_width="240dp"
             android:layout_height="wrap_content"
             android:layout_alignParentLeft="true"
-            android:layout_below="@id/weather_info"
+
             android:layout_margin="16dp"
             android:ems="10"
             android:hint="城市"
@@ -120,7 +120,7 @@
             android:id="@+id/hsh_search_weather"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_below="@id/weather_info"
+
             android:layout_toRightOf="@id/hsh_weather_city_editview"
             android:text="@string/weather"
             android:visibility="gone" />