diff --git a/pom.xml b/pom.xml
index cceb445..b009c3f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -229,6 +229,11 @@
       <artifactId>gt-swing</artifactId>
       <version>${geotools.version}</version>
     </dependency>
+    <dependency>
+      <groupId>no.ecc.vectortile</groupId>
+      <artifactId>java-vector-tile</artifactId>
+      <version>1.2.1</version>
+    </dependency>
   </dependencies>
 
   <repositories>
@@ -242,5 +247,9 @@
       <name>Open Source Geospatial Foundation Repository</name>
       <url>http://download.osgeo.org/webdav/geotools/</url>
     </repository>
+    <repository>
+      <id>ECC</id>
+      <url>https://github.com/ElectronicChartCentre/ecc-mvn-repo/raw/master/releases</url>
+    </repository>
   </repositories>
 </project>
diff --git a/src/main/java/com/gis3c/Main.java b/src/main/java/com/gis3c/Main.java
index d5948d1..c7b58ea 100644
--- a/src/main/java/com/gis3c/Main.java
+++ b/src/main/java/com/gis3c/Main.java
@@ -1,8 +1,11 @@
 package com.gis3c;
 
 import com.gis3c.entity.C3Map;
-import org.apache.commons.dbcp.datasources.SharedPoolDataSource;
-import org.geotools.data.FeatureSource;
+import com.gis3c.entity.GeoCity;
+import com.gis3c.service.PostGISService;
+import no.ecc.vectortile.VectorTileDecoder;
+import no.ecc.vectortile.VectorTileEncoder;
+import org.apache.commons.collections.map.HashedMap;
 import org.geotools.data.FileDataStore;
 import org.geotools.data.FileDataStoreFinder;
 import org.geotools.data.shapefile.ShapefileDataStore;
@@ -14,17 +17,20 @@ import org.geotools.styling.SLD;
 import org.geotools.styling.SLDParser;
 import org.geotools.styling.Style;
 import org.geotools.styling.StyleFactory;
-import org.geotools.swing.JMapFrame;
 import org.geotools.swing.data.JFileDataStoreChooser;
-import org.geotools.swing.dialog.JExceptionReporter;
-import org.geotools.swing.styling.JSimpleStyleDialog;
-import org.opengis.feature.simple.SimpleFeatureType;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
 
-import java.io.File;
-import java.io.IOException;
+import java.io.*;
 import java.nio.charset.Charset;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 public class Main {
+    public static ApplicationContext ContextInit(){
+        return new ClassPathXmlApplicationContext("classpath:spring-config.xml");
+    }
     public static StyleFactory styleFactory = CommonFactoryFinder.getStyleFactory();
 //    public static Style createStyle(File file, FeatureSource featureSource) {
 //        File sld = toSLDFile(file);
@@ -61,7 +67,7 @@ public class Main {
 //        }
 //        return null;
 //    }
-    public static void main(String[] args) throws IOException {
+    public static void StyleTest()throws IOException{
         File file = JFileDataStoreChooser.showOpenFile("shp",null);
         if(file == null){
             return;
@@ -83,7 +89,39 @@ public class Main {
         map.addLayer(layer);
         map.saveImage("D://mapimage//1.jpg",256);
         System.out.println("image has saved");
-//        JMapFrame.showMap(map);
+    }
+    public static void copy(Reader in,Writer out) throws IOException {
+        int c = -1;
+        while((c = in.read()) != -1) {
+            out.write(c);
+        }
+    }
+    public static void VectorTilesTest()throws IOException{
+        ApplicationContext context =ContextInit();
+        PostGISService postGISService = (PostGISService) context.getBean("postGISService");
+        List<GeoCity> geoCities = postGISService.AllCities();
+
+        VectorTileEncoder encoder = new VectorTileEncoder();
+        VectorTileDecoder d = new VectorTileDecoder();
+        byte[] encoded;
+        geoCities.forEach(city -> {
+            Map<String,String> cityAttr = new HashMap<>();
+            cityAttr.put("name",city.getName());
+            cityAttr.put("code",city.getCode());
+            encoder.addFeature("city",cityAttr,city.getGeom());
+        });
+        encoded = encoder.encode();
+
+        Reader in = new FileReader("C:\\Users\\Administrator\\Desktop\\0.vector.pbf");
+        StringWriter out = new StringWriter();
+        copy(in,out);
+
+//        System.out.println(out.toString());
+        System.out.println(d.decode(out.toString().getBytes()));
+    }
+    public static void main(String[] args) throws IOException {
+        VectorTilesTest();
+        //VectorTilesTest();
     }
 
 
diff --git a/src/main/java/com/gis3c/sqlmaps/PostGISMapper.xml b/src/main/java/com/gis3c/sqlmaps/PostGISMapper.xml
index 0de1d2a..8ad7fb7 100644
--- a/src/main/java/com/gis3c/sqlmaps/PostGISMapper.xml
+++ b/src/main/java/com/gis3c/sqlmaps/PostGISMapper.xml
@@ -119,7 +119,7 @@
     </delete>
     
     <select id="allCity" resultMap="geoCity">
-    	select t."CODE" as code,t."NAME" as name, t.geom
+    	select t.code as code,t.name as name, t.geom
     	from geocity t;
     	--where t."CODE"='370300';
     </select>