diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
new file mode 100644
index 0000000..30c2709
Binary files /dev/null and b/.idea/caches/build_file_checksums.ser differ
diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
new file mode 100644
index 0000000..30aa626
--- /dev/null
+++ b/.idea/codeStyles/Project.xml
@@ -0,0 +1,29 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <Objective-C-extensions>
+      <file>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Import" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Macro" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Typedef" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Enum" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Constant" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Global" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Struct" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="FunctionPredecl" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Function" />
+      </file>
+      <class>
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Property" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="Synthesize" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InitMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="StaticMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="InstanceMethod" />
+        <option name="com.jetbrains.cidr.lang.util.OCDeclarationKind" value="DeallocMethod" />
+      </class>
+      <extensions>
+        <pair source="cpp" header="h" fileNamingConvention="NONE" />
+        <pair source="c" header="h" fileNamingConvention="NONE" />
+      </extensions>
+    </Objective-C-extensions>
+  </code_scheme>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 3963879..99202cc 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -5,11 +5,12 @@
     <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
     <option name="myNullables">
       <value>
-        <list size="4">
+        <list size="5">
           <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
           <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
-          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
-          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
+          <item index="2" class="java.lang.String" itemvalue="javax.annotation.CheckForNull" />
+          <item index="3" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
+          <item index="4" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
         </list>
       </value>
     </option>
diff --git a/app/src/main/java/com/example/monnthic/monnthicmobile/AccessBlockchain.java b/app/src/main/java/com/example/monnthic/monnthicmobile/AccessBlockchain.java
index ea99e77..fef39ea 100644
--- a/app/src/main/java/com/example/monnthic/monnthicmobile/AccessBlockchain.java
+++ b/app/src/main/java/com/example/monnthic/monnthicmobile/AccessBlockchain.java
@@ -37,6 +37,21 @@ public class AccessBlockchain {
             BigInteger nonce = transactionCount.getTransactionCount();
             System.out.println(nonce);
             */
+            Web3j web3jNode1 = Web3jFactory.build(new HttpService(node1));
+            System.out.println("Node 1 : ethAccounts : "+web3jNode1.ethAccounts().send().getAccounts());
+            EthGetBalance ethGetBalance1 = web3jNode1.ethGetBalance("0x5421c79d465a288c28e10aa43f9b7dff1b313c8e", DefaultBlockParameterName.LATEST).sendAsync().get();
+
+
+            Web3j web3jNode2 = Web3jFactory.build(new HttpService(node2));
+            System.out.println("Noded 2 ethAccounts : "+web3jNode2.ethAccounts().send().getAccounts());
+            EthGetBalance ethGetBalance2 = web3jNode2.ethGetBalance("0xef816528949bda3b87e19b86848fb28767156232", DefaultBlockParameterName.LATEST).sendAsync().get();
+
+            BigInteger wei1 = ethGetBalance1.getBalance();
+            System.out.println("Node 1 balance is : "+wei1);
+
+            BigInteger wei2 = ethGetBalance2.getBalance();
+            System.out.println("Node 2 balance is : "+wei2);
+
 
             //BigInteger test = getTheBalanceOfWallet(address);
             //System.out.println(test);
diff --git a/app/src/main/java/com/example/monnthic/monnthicmobile/DemoActivity.java b/app/src/main/java/com/example/monnthic/monnthicmobile/DemoActivity.java
index 77bb752..3a76907 100644
--- a/app/src/main/java/com/example/monnthic/monnthicmobile/DemoActivity.java
+++ b/app/src/main/java/com/example/monnthic/monnthicmobile/DemoActivity.java
@@ -8,6 +8,7 @@ import android.widget.Button;
 
 public class DemoActivity extends AppCompatActivity {
     private static final String WALLET_A = "0x5421c79d465a288c28e10aa43f9b7dff1b313c8e";
+    private static final String WALLET_B = "";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {