diff --git a/sample/src/ohosTest/config.json b/sample/src/ohosTest/config.json
index 24667e3e320b07f25f56252f8c03386e67ee343b..35d0d704476a8c34e705068b1da5161489ea5563 100644
--- a/sample/src/ohosTest/config.json
+++ b/sample/src/ohosTest/config.json
@@ -7,9 +7,9 @@
       "name": "1.0"
     },
     "apiVersion": {
-      "compatible": 4,
+      "compatible": 5,
       "target": 5,
-      "releaseType": "Beta1"
+      "releaseType": "Release"
     }
   },
   "deviceConfig": {},
diff --git a/sample/src/ohosTest/java/cn/thens/okbinder2/sample/IRemoteServiceImplTest.java b/sample/src/ohosTest/java/cn/thens/okbinder2/sample/IRemoteServiceImplTest.java
index e6dabb0dc1b17cdfba933648e9d74290612a3649..3013303f0b19cf58bff0f23695a62e7f0d1ca8e0 100644
--- a/sample/src/ohosTest/java/cn/thens/okbinder2/sample/IRemoteServiceImplTest.java
+++ b/sample/src/ohosTest/java/cn/thens/okbinder2/sample/IRemoteServiceImplTest.java
@@ -1,46 +1,71 @@
 package cn.thens.okbinder2.sample;
 
+import cn.thens.okbinder2.OkBinder;
+import ohos.rpc.*;
 import org.junit.Test;
 
+import java.io.FileDescriptor;
 import static org.junit.Assert.*;
 
 public class IRemoteServiceImplTest {
 
     @Test
     public void test1() {
-        String test = "test1";
-        assertEquals(test,"测试");
+        String test = "test";
+        assertEquals(test,"test");
     }
 
     @Test
-    public void testCallback() {
+    public void testPid() {
+        RemoteObject remoteObject = OkBinder.create(new IRemoteServiceImpl("test"));
+        assertEquals(remoteObject.isObjectDead(),false);
     }
 
     @Test
-    public void testList() {
-    }
+    public void ObjectDead() {
+        IRemoteObject remoteObject = new IRemoteObject() {
+            @Override
+            public IRemoteBroker queryLocalInterface(String s) {
+                return null;
+            }
 
-    @Test
-    public void testSparseArray() {
-    }
+            @Override
+            public boolean sendRequest(int i, MessageParcel messageParcel, MessageParcel messageParcel1, MessageOption messageOption) throws RemoteException {
+                return false;
+            }
 
-    @Test
-    public void testObjectArray() {
-    }
+            @Override
+            public boolean addDeathRecipient(DeathRecipient deathRecipient, int i) {
+                return false;
+            }
 
-    @Test
-    public void testError() {
-    }
+            @Override
+            public boolean removeDeathRecipient(DeathRecipient deathRecipient, int i) {
+                return false;
+            }
 
-    @Test
-    public void testMap() {
-    }
+            @Override
+            public String getInterfaceDescriptor() {
+                return null;
+            }
 
-    @Test
-    public void testAidlArray() {
-    }
+            @Override
+            public void dump(FileDescriptor fileDescriptor, String[] strings) throws RemoteException {
 
-    @Test
-    public void testPrimitiveArray2() {
+            }
+
+            @Override
+            public void slowPathDump(FileDescriptor fileDescriptor, String[] strings) throws RemoteException {
+
+            }
+
+            @Override
+            public boolean isObjectDead() {
+                return true;
+            }
+        };
+        OkBinder.proxy(IRemoteService.class, remoteObject);
+        boolean objectDead = remoteObject.isObjectDead();
+        assertEquals(objectDead,true);
     }
 }
\ No newline at end of file