diff --git a/pom.xml b/pom.xml
index ab5498d..c7f75e3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,8 +13,9 @@
     <properties>
         <vertx>3.4.2</vertx>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <kotlin.version>1.2.31</kotlin.version>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>
+        <maven.compiler.source>1.6</maven.compiler.source>
+        <maven.compiler.target>1.6</maven.compiler.target>
     </properties>
 
     <dependencies>
@@ -118,8 +119,8 @@
                     </execution>
                 </executions>
                 <configuration>
-                    <source>8</source>
-                    <target>8</target>
+                    <source>1.6</source>
+                    <target>1.6</target>
                     <compilerId>groovy-eclipse-compiler</compilerId>
                     <verbose>true</verbose>
                     <fork>true</fork>
diff --git a/src/main/java/racal/sunyard/main/SydApi4j.java b/src/main/java/racal/sunyard/main/SydApi4j.java
index 8dcb751..e816526 100644
--- a/src/main/java/racal/sunyard/main/SydApi4j.java
+++ b/src/main/java/racal/sunyard/main/SydApi4j.java
@@ -3482,8 +3482,8 @@ public class SydApi4j implements SydApi {
         Proto74 proto = new Proto74();
 
         // 填充数据
-        HashMap<String, Object> packet = new HashMap<>();
-        HashMap<String, Object> data = new HashMap<>();
+        HashMap<String, Object> packet = new HashMap<String, Object>();
+        HashMap<String, Object> data = new HashMap<String, Object>();
         packet.put("data", data);
 
         PacketSN sn = PacketSN.gen();
diff --git a/src/test/java/com/sunyard/sydapi/loadrunner/ShangTest.java b/src/test/java/com/sunyard/sydapi/loadrunner/ShangTest.java
new file mode 100644
index 0000000..8b0a5c9
--- /dev/null
+++ b/src/test/java/com/sunyard/sydapi/loadrunner/ShangTest.java
@@ -0,0 +1,52 @@
+package com.sunyard.sydapi.loadrunner;
+
+import racal.sunyard.main.SydApi4j;
+import racal.sunyard.main.SydApiBuilder;
+
+public class ShangTest {
+
+
+
+    private static final byte[] testData = new byte[ 4 * 1024 ];
+
+    private SydApi4j api = null;
+
+    public void init() throws ClassNotFoundException, IllegalAccessException, InstantiationException {
+        api = (SydApi4j) new SydApiBuilder()
+                .setIp("172.16.18.59")
+                .setPort( 8889 )
+                .useDebugMode()
+                .build();
+    }
+
+
+    public void hash4(){
+        api.SM3Hash( testData );
+    }
+
+    public void fun1(){
+//        byte[] sign = api.attachedSign();
+    }
+
+
+
+    public void destroy(){
+        if (null != this.api ) {
+            this.api.disconnect();
+        }
+    }
+
+
+    public static void main(String[] args) throws ClassNotFoundException, IllegalAccessException, InstantiationException {
+
+
+        System.out.println( SydApi4j.getVersion() );
+
+        ShangTest test = new ShangTest();
+        test.init();
+        test.hash4();
+        test.destroy();
+
+    }
+
+}