diff --git a/ExtendJar/opengauss-jdbc-5.0.0.jar b/ExtendJar/opengauss-jdbc-5.0.0.jar
new file mode 100644
index 0000000..1318002
Binary files /dev/null and b/ExtendJar/opengauss-jdbc-5.0.0.jar differ
diff --git a/pom.xml b/pom.xml
index bc2fd49..503a3e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,6 +50,13 @@
             <scope>system</scope>
             <systemPath>${project.basedir}/ExtendJar/aspose.slides-19.3.jar</systemPath>
         </dependency>
+        <dependency>
+            <groupId>org.opengauss</groupId>
+            <artifactId>opengauss-jdbc</artifactId>
+            <version>5.0.0</version>
+            <scope>system</scope> <!--system，类似provided，需要显式提供依赖的jar以后，Maven就不会在Repository中查找它-->
+            <systemPath>${project.basedir}/ExtendJar/opengauss-jdbc-5.0.0.jar</systemPath>
+        </dependency>
         <!--jfinal主框架-->
         <dependency>
             <groupId>com.jfinal</groupId>
@@ -250,12 +257,6 @@
             <version>1.7.36</version>
         </dependency>
 
-        <!-- https://mvnrepository.com/artifact/org.opengauss/opengauss-jdbc -->
-        <dependency>
-            <groupId>org.opengauss</groupId>
-            <artifactId>opengauss-jdbc</artifactId>
-            <version>5.0.0</version>
-        </dependency>
         <!--引入kafka-->
         <dependency>
             <groupId>org.apache.kafka</groupId>
diff --git a/src/main/java/UnitTest/OpenGaussReplicationToKafka.java b/src/main/java/UnitTest/OpenGaussReplicationToKafka.java
index 9e44687..4c150c0 100644
--- a/src/main/java/UnitTest/OpenGaussReplicationToKafka.java
+++ b/src/main/java/UnitTest/OpenGaussReplicationToKafka.java
@@ -22,13 +22,13 @@ import org.apache.kafka.clients.producer.ProducerConfig;
 
 import org.apache.kafka.clients.producer.ProducerRecord;
 
-import org.postgresql.PGProperty;
+import org.opengauss.PGProperty;
 
-import org.postgresql.jdbc.PgConnection;
+import org.opengauss.jdbc.PgConnection;
 
-import org.postgresql.replication.LogSequenceNumber;
+import org.opengauss.replication.LogSequenceNumber;
 
-import org.postgresql.replication.PGReplicationStream;
+import org.opengauss.replication.PGReplicationStream;
 
 
 import java.nio.ByteBuffer;
diff --git a/src/main/java/UnitTest/TestReadWriteSplit.java b/src/main/java/UnitTest/TestReadWriteSplit.java
index 520ede5..6905735 100644
--- a/src/main/java/UnitTest/TestReadWriteSplit.java
+++ b/src/main/java/UnitTest/TestReadWriteSplit.java
@@ -42,9 +42,9 @@ public class TestReadWriteSplit {
     }
 
     public static void main(String[] args) {
-        String MasterUrl = "jdbc:postgresql://10.10.14.61:15400/test_db";
-        String SlaveUrl = "jdbc:postgresql://10.10.14.62:15400/test_db";
-        String driverClass = "org.postgresql.Driver";
+        String MasterUrl = "jdbc:opengauss://10.10.14.61:15400/test_db";
+        String SlaveUrl = "jdbc:opengauss://10.10.14.62:15400/test_db";
+        String driverClass = "org.opengauss.Driver";
         String userName = "postgres";
         String passWord = "DsideaL147258369";
         DruidPlugin dpMaster = createDruidPlugin(MasterUrl, userName, passWord, driverClass);
@@ -73,16 +73,16 @@ public class TestReadWriteSplit {
         //启动
         arp.start();
 
-        String sql = "truncate table test";
-        Db.update(sql);
+        //String sql = "truncate table test";
+        //Db.update(sql);
 
         for (int i = 1; i <= 100; i++) {
-            sql = "insert into test(id,txt) values(?,?)";
+            String sql = "insert into test(id,txt) values(?,?)";
             Db.update(sql, i, "黄海——" + i);
         }
 
         for (int i = 1; i <= 100; i++) {
-            sql = "select * from test where id=?";
+            String sql = "select * from test where id=?";
             List<Record> list = Db.find(sql, i);
             System.out.println(list);
         }
diff --git a/src/main/java/UnitTest/TestReadWriteSplit2.java b/src/main/java/UnitTest/TestReadWriteSplit2.java
index 27f623c..620ee7e 100644
--- a/src/main/java/UnitTest/TestReadWriteSplit2.java
+++ b/src/main/java/UnitTest/TestReadWriteSplit2.java
@@ -42,8 +42,8 @@ public class TestReadWriteSplit2 {
     }
 
     public static void main(String[] args) {
-        String url = "jdbc:postgresql://10.10.14.61:15400,10.10.14.62:15400/test_db?autoBalance=roundrobin&targetServerType=master";
-        String driverClass = "org.postgresql.Driver";
+        String url = "jdbc:opengauss://10.10.14.61:15400,10.10.14.62:15400/test_db?autoBalance=roundrobin&targetServerType=master";
+        String driverClass = "org.opengauss.Driver";
         String userName = "postgres";
         String passWord = "DsideaL147258369";
         DruidPlugin druidPlugin = createDruidPlugin(url, userName, passWord, driverClass);
@@ -55,7 +55,6 @@ public class TestReadWriteSplit2 {
         arp.setDialect(new PostgreSqlDialect());
         arp.start();
 
-
         String sql = "truncate table test";
         Db.update(sql);