1. Install Mapbox

        $ npm i @mapbox/react-native-mapbox-gl

2. go to yourProject/android/build.gradle

   allprojects {
       repositories {
           jcenter()
           maven { url "$rootDir/../node_modules/react-native/android" }
           maven { url "https://jitpack.io" }
           maven { url "https://maven.google.com" }
       }
   }

3. go to yourProject/android/app/build.gradle

   dependencies {
       compile project(':mapbox-react-native-mapbox-gl')
   }

4. go to yourProject/android/settings.gradle

   include ':mapbox-react-native-mapbox-gl'
   project(':mapbox-react-native-mapbox-gl').projectDir = new File(rootProject.projectDir, '../node_modules/@mapbox/react-native-mapbox-gl/android/rctmgl')

5. go to yourProject/android/app/src/main/java/com/yourProject/MainApplication.java

   insert after import com.facebook.soloader.SoLoader:

   import com.mapbox.rctmgl.RCTMGLPackage;

   insert inside getPackages() after new MainReactPackage(),

   new RCTMGLPackage()

6. signup to mapbox.com & get your acces token !