diff --git a/pom.xml b/pom.xml
index 05ed064..a4c964f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -137,10 +137,11 @@
         </dependency>
 
         <!--引用postrgesql-->
+        <!-- https://mvnrepository.com/artifact/org.postgresql/postgresql -->
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.2.27</version>
+            <version>42.6.0</version>
         </dependency>
 
         <!--引用poi-->
@@ -285,11 +286,10 @@
             <artifactId>kafka-clients</artifactId>
             <version>3.4.0</version>
         </dependency>
-        <!--引入netty-->
         <dependency>
-            <groupId>io.netty</groupId>
-            <artifactId>netty-all</artifactId>
-            <version>4.1.92.Final</version>
+            <groupId>org.apache.mina</groupId>
+            <artifactId>mina-core</artifactId>
+            <version>2.1.3</version>
         </dependency>
     </dependencies>
     <build>
diff --git a/src/main/java/UnitTest/HexStringSender.java b/src/main/java/UnitTest/HexStringSenderBySocket.java
similarity index 59%
rename from src/main/java/UnitTest/HexStringSender.java
rename to src/main/java/UnitTest/HexStringSenderBySocket.java
index 28c97fa..bfde929 100644
--- a/src/main/java/UnitTest/HexStringSender.java
+++ b/src/main/java/UnitTest/HexStringSenderBySocket.java
@@ -1,10 +1,11 @@
 package UnitTest;
 
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.Socket;
 
-public class HexStringSender {
+public class HexStringSenderBySocket {
     public static String IP = "10.10.21.18";
     public static int PORT = 8001;
     //# 开
@@ -12,7 +13,7 @@ public class HexStringSender {
     //关
     public static String close_hex_str = "16 00 34 F5 41 11 FE 82 0D 02 6D FF 00 00 00 00 00 00 01 00 00 00";
 
-    public static void main(String[] args) throws IOException, InterruptedException {
+    public static void KG() throws IOException, InterruptedException {
         for (int i = 1; ; i++) {
             Socket socket = new Socket(IP, PORT);
             String hex_str;
@@ -21,12 +22,52 @@ public class HexStringSender {
             byte[] bytes = hexStringToByteArray(hex_str);
             OutputStream os = socket.getOutputStream();
             os.write(bytes);
-            socket.close();
 
+            InputStream in = socket.getInputStream();
+            byte[] buffer = new byte[1024];
+            int len = in.read(buffer);
+
+            byte[] resp = new byte[len];
+            System.arraycopy(buffer, 0, resp, 0, len);
+
+            System.out.println("response: " + bytesToHexString(resp));
+
+            socket.close();
             Thread.sleep(2000);
         }
     }
 
+    public static void getSbList() throws IOException {
+        String hex_str="08 00 34 F5 41 11 FE 81";
+        Socket socket = new Socket(IP, PORT);
+        byte[] bytes = hexStringToByteArray(hex_str);
+        OutputStream os = socket.getOutputStream();
+        os.write(bytes);
+
+        InputStream in = socket.getInputStream();
+        byte[] buffer = new byte[1024];
+        int len = in.read(buffer);
+
+        byte[] resp = new byte[len];
+        System.arraycopy(buffer, 0, resp, 0, len);
+
+        System.out.println("response: " + bytesToHexString(resp));
+
+        socket.close();
+    }
+    public static void main(String[] args) throws IOException, InterruptedException {
+        //KG();
+        getSbList();
+    }
+    public static String bytesToHexString(byte[] bytes) {
+        StringBuilder sb = new StringBuilder();
+        for (byte b : bytes) {
+            sb.append(String.format("%02X", b));
+            sb.append(" ");
+        }
+        return sb.toString();
+    }
+
     /**
      * 16进制表示的字符串转换为字节数组
      *
diff --git a/src/main/java/UnitTest/SocketUtilTest.java b/src/main/java/UnitTest/SocketUtilTest.java
deleted file mode 100644
index a2eaafd..0000000
--- a/src/main/java/UnitTest/SocketUtilTest.java
+++ /dev/null
@@ -1,40 +0,0 @@
-package UnitTest;
-
-import com.dsideal.FengHuang.Util.SocketUtil;
-
-public class SocketUtilTest {
-
-    public static void Open(String host, int port, String sb_id) throws Exception {
-        //开
-        String hexData = "16 00 34 F5 41 11 FE 82 0D 02 ? 00 00 00 00 00 00 01 00 00 01".replace("?", sb_id).replace(" ", "");
-        SocketUtil sender = new SocketUtil(host, port);
-        sender.sendHexData(hexData);
-    }
-
-    public static void Close(String host, int port, String sb_id) throws Exception {
-        //关
-        String hexData = "16 00 34 F5 41 11 FE 82 0D 02 ? 00 00 00 00 00 00 01 00 00 00".replace("?", sb_id).replace(" ", "");
-        SocketUtil sender = new SocketUtil(host, port);
-        sender.sendHexData(hexData);
-    }
-
-    public static void getList(String host, int port) throws Exception {
-        //String gateWay = "1141f534";
-        String hexData = "08 00 34 f5 41 11 FE 81";
-        hexData=hexData.replace(" ","");
-        SocketUtil sender = new SocketUtil(host, port);
-        sender.sendHexData(hexData);
-    }
-
-    public static void main(String[] args) throws Exception {
-        String HOST = "10.10.21.18";
-        int PORT = 8001;
-        String sb_id = "6D FF";
-        for (int i = 1; ; i++) {
-            if (i % 2 == 1) Open(HOST, PORT, sb_id);
-            else Close(HOST, PORT, sb_id);
-            Thread.sleep(1000);
-        }
-//        getList(HOST,PORT);
-    }
-}
diff --git a/src/main/java/UnitTest/TestOpenGauss.java b/src/main/java/UnitTest/TestOpenGauss.java
new file mode 100644
index 0000000..50519ca
--- /dev/null
+++ b/src/main/java/UnitTest/TestOpenGauss.java
@@ -0,0 +1,41 @@
+package UnitTest;
+
+import com.jfinal.plugin.activerecord.ActiveRecordPlugin;
+import com.jfinal.plugin.activerecord.Db;
+import com.jfinal.plugin.activerecord.Record;
+import com.jfinal.plugin.activerecord.dialect.PostgreSqlDialect;
+import com.jfinal.plugin.druid.DruidPlugin;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class TestOpenGauss {
+
+    public static void main(String[] args) {
+        //读取库
+        DruidPlugin druid = new DruidPlugin("jdbc:postgresql://10.10.14.62:5432/dsideal_db", "test",
+                "Test@123", "org.postgresql.Driver");
+        druid.start();
+
+        ActiveRecordPlugin arp = new ActiveRecordPlugin(druid);
+        arp.setDialect(new PostgreSqlDialect());
+        arp.start();
+
+        String sql = "truncate table t1";
+        Db.update(sql);
+
+        List<Record> aList = new ArrayList<>();
+        for (int i = 1; i <= 20; i++) {
+            Record record = new Record();
+            record.set("id", i);
+            record.set("name", "黄海" + i);
+            aList.add(record);
+        }
+        Db.batchSave("t1", aList, 100);
+
+        sql = "select * from t1";
+        List<Record> list = Db.find(sql);
+        System.out.println(list);
+    }
+}
+
diff --git a/src/main/java/com/dsideal/FengHuang/Util/SocketUtil.java b/src/main/java/com/dsideal/FengHuang/Util/SocketUtil.java
deleted file mode 100644
index 966cbcb..0000000
--- a/src/main/java/com/dsideal/FengHuang/Util/SocketUtil.java
+++ /dev/null
@@ -1,112 +0,0 @@
-package com.dsideal.FengHuang.Util;
-
-import io.netty.bootstrap.Bootstrap;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
-import io.netty.channel.*;
-import io.netty.channel.nio.NioEventLoopGroup;
-import io.netty.channel.socket.SocketChannel;
-import io.netty.channel.socket.nio.NioSocketChannel;
-import io.netty.handler.codec.MessageToByteEncoder;
-
-import java.nio.charset.StandardCharsets;
-
-public class SocketUtil {
-    private final String host;
-    private final int port;
-
-    public SocketUtil(String host, int port) {
-        this.host = host;
-        this.port = port;
-    }
-
-    public void sendHexData(String hexData) throws Exception {
-        EventLoopGroup workerGroup = new NioEventLoopGroup();
-
-        try {
-            Bootstrap b = new Bootstrap();
-            b.group(workerGroup);
-            b.channel(NioSocketChannel.class);
-            b.option(ChannelOption.SO_KEEPALIVE, true);
-            b.handler(new ChannelInitializer<SocketChannel>() {
-                @Override
-                public void initChannel(SocketChannel ch) {
-                    ChannelPipeline p = ch.pipeline();
-                    p.addLast(new HexDataEncoder());
-                    p.addLast(new HexDataSenderHandler(hexData));
-                    p.addLast(new ClientHandler()); // 添加客户端 Handler
-                }
-            });
-
-            // Start the client.
-            ChannelFuture f = b.connect(host, port).sync();
-            // Wait until the connection is closed.
-            //f.channel().closeFuture().sync();
-            //手动关闭
-            f.channel().close();
-        } finally {
-            workerGroup.shutdownGracefully();
-        }
-    }
-
-    class HexDataSenderHandler extends ChannelInboundHandlerAdapter {
-        private final String hexData;
-
-        public HexDataSenderHandler(String hexData) {
-            this.hexData = hexData;
-        }
-
-        @Override
-        public void channelActive(ChannelHandlerContext ctx) {
-            byte[] bytes = hexStringToByteArray(hexData);
-            ByteBuf buffer = Unpooled.buffer(bytes.length);
-            buffer.writeBytes(bytes);
-            ctx.writeAndFlush(buffer);
-        }
-
-        @Override
-        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
-            cause.printStackTrace();
-            ctx.close();
-        }
-
-        private byte[] hexStringToByteArray(String hexData) {
-            int len = hexData.length();
-            byte[] data = new byte[len / 2];
-            for (int i = 0; i < len; i += 2) {
-                data[i / 2] = (byte) ((Character.digit(hexData.charAt(i), 16) << 4) +
-                        Character.digit(hexData.charAt(i + 1), 16));
-            }
-            return data;
-        }
-
-
-    }
-
-    static class ClientHandler extends ChannelInboundHandlerAdapter {
-
-        @Override
-        public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
-            // 处理服务器响应数据
-            byte[] bytes = (byte[]) msg;
-            String response = new String(bytes, StandardCharsets.US_ASCII);
-            System.out.println("Server response: " + response);
-        }
-
-        @Override
-        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
-            cause.printStackTrace();
-            ctx.close();
-        }
-    }
-
-    static class HexDataEncoder extends MessageToByteEncoder<ByteBuf> {
-        @Override
-        protected void encode(ChannelHandlerContext ctx, ByteBuf msg, ByteBuf out) throws Exception {
-            byte[] bytes = new byte[msg.readableBytes()];
-            msg.getBytes(msg.readerIndex(), bytes);
-            out.writeBytes(bytes);
-        }
-    }
-
-}