diff --git a/README.md b/README.md
index 2705dfc..26fc95f 100644
--- a/README.md
+++ b/README.md
@@ -16,21 +16,22 @@ Live Traffic Chart统计程序，基于协议栈拆分多流聚合，存储到
 
 ### 2.基于Tags内容进行分组统计。
 
-### 3.拆分protocol_stack_id协议树为多个节点
+### 3.拆分protocol_stack_id协议树为多个节点，例如：ETHERNET.IPv4.TCP.https.kingsoft.wps_office，每个节点ID为
 
-#### 例如，ETHERNET.IPv4.TCP.https.kingsoft.wps_office，每个节点ID为：
+1. ETHERNET  
+2. ETHERNET.IPv4  
+3. ETHERNET.IPv4.TCP  
+4. ETHERNET.IPv4.TCP.https  
+5. ETHERNET.IPv4.TCP.https.kingsoft  
+6. ETHERNET.IPv4.TCP.https.kingsoft.wps_office
 
-##### ETHERNET
+#### 为避免展示重复的协议，拆分应去除Decoded Path（最后一个元素）与 Application（第一个元素）重复的基础协议，例如：{"protocol_label": "ETHERNET.IPv4.TCP.dns","app_full_path": "dns"}  
 
-##### ETHERNET.IPv4
-
-##### ETHERNET.IPv4.TCP
-
-##### ETHERNET.IPv4.TCP.https
-
-##### ETHERNET.IPv4.TCP.https.kingsoft
-
-##### ETHERNET.IPv4.TCP.https.kingsoft.wps_office
+1. ETHERNET  
+2. ETHERNET.IPv4  
+3. ETHERNET.IPv4.TCP  
+4. ETHERNET.IPv4.TCP.dns  
+##### 将protocol_label内最后的一个基础协议去除  
 
 ### 4.app_name仅在终端节点输出。
 
diff --git a/pom.xml b/pom.xml
index e76331f..8aec1b7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.zdjizhi</groupId>
     <artifactId>app-protocol-stat-traffic-merge</artifactId>
-    <version>2.0.1</version>
+    <version>2.1.0</version>
 
     <name>app-protocol-stat-traffic-merge</name>
     <url>http://www.example.com</url>
diff --git a/src/main/java/com/zdjizhi/utils/functions/process/ParsingData.java b/src/main/java/com/zdjizhi/utils/functions/process/ParsingData.java
index 257915c..e88ae78 100644
--- a/src/main/java/com/zdjizhi/utils/functions/process/ParsingData.java
+++ b/src/main/java/com/zdjizhi/utils/functions/process/ParsingData.java
@@ -28,14 +28,7 @@ public class ParsingData extends ProcessFunction<String, Tuple3<Tags, Fields, Lo
                     Tags tags = JSONObject.parseObject(originalLog.getString("tags"), Tags.class);
                     Long timestamp_ms = originalLog.getLong("timestamp_ms");
 
-                    String appFullPath = tags.getApp_name();
-                    if (StringUtil.isNotBlank(appFullPath)) {
-                        String appName = appFullPath.substring(appFullPath.lastIndexOf(".") + 1);
-                        String protocolLabel = tags.getProtocol_stack_id();
-
-                        tags.setApp_name(appName);
-                        tags.setProtocol_stack_id(protocolLabel.concat(".").concat(appFullPath));
-                    }
+                    joinProtocol(tags);
 
                     out.collect(new Tuple3<>(tags, fields, timestamp_ms));
                 }
@@ -44,4 +37,32 @@ public class ParsingData extends ProcessFunction<String, Tuple3<Tags, Fields, Lo
             logger.error("Parsing application_protocol_stat data is abnormal! The exception message is: {}", e.getMessage());
         }
     }
+
+    /**
+     * 避免计算重复的协议，去除Decoded Path（最后一个元素） 与 Application（第一个元素）重复的基础协议。
+     *
+     * @param tags
+     */
+    private static void joinProtocol(Tags tags) {
+        String appFullPath = tags.getApp_name();
+
+        if (StringUtil.isNotBlank(appFullPath)) {
+            String appName = appFullPath.substring(appFullPath.lastIndexOf(".") + 1);
+            tags.setApp_name(appName);
+
+            String protocolLabel = tags.getProtocol_stack_id();
+
+            String endProtocol = protocolLabel.substring(protocolLabel.lastIndexOf(".") + 1);
+
+            String[] appSplits = appFullPath.split("\\.");
+
+            String firstAppProtocol = appSplits[0];
+
+            if (endProtocol.equals(firstAppProtocol)) {
+                tags.setProtocol_stack_id(protocolLabel.substring(0, protocolLabel.lastIndexOf(".")).concat(".").concat(appFullPath));
+            } else {
+                tags.setProtocol_stack_id(protocolLabel.concat(".").concat(appFullPath));
+            }
+        }
+    }
 }
diff --git a/src/main/java/com/zdjizhi/utils/kafka/KafkaProducer.java b/src/main/java/com/zdjizhi/utils/kafka/KafkaProducer.java
index c7cd3f2..c276dc8 100644
--- a/src/main/java/com/zdjizhi/utils/kafka/KafkaProducer.java
+++ b/src/main/java/com/zdjizhi/utils/kafka/KafkaProducer.java
@@ -15,7 +15,7 @@ import java.util.Properties;
 public class KafkaProducer {
 
     public static FlinkKafkaProducer<String> getKafkaProducer(Properties properties, String topic, boolean logFailuresOnly) {
-        setDefaultConfig(properties, "ack", 1);
+        setDefaultConfig(properties, "ack", "1");
         setDefaultConfig(properties, "retries", 0);
         setDefaultConfig(properties, "linger.ms", 10);
         setDefaultConfig(properties, "request.timeout.ms", 30000);
diff --git a/src/test/java/com/zdjizhi/ConventionalTest.java b/src/test/java/com/zdjizhi/ConventionalTest.java
index 287b3fb..9e5f185 100644
--- a/src/test/java/com/zdjizhi/ConventionalTest.java
+++ b/src/test/java/com/zdjizhi/ConventionalTest.java
@@ -72,4 +72,26 @@ public class ConventionalTest {
         System.out.println(protocol.concat(".").concat(app));
 
     }
+
+    @Test
+    public void removeDuplicateProtocolTest() {
+        String str = "[.]";
+        String protocol = "ETHERNET.IPv4.TCP.http";
+        String[] protocolSplits = protocol.split(str);
+        String endProtocol = protocolSplits[protocolSplits.length -1];
+        System.out.println(endProtocol);
+
+        String app = "http.test";
+        String[] appSplits = app.split(str);
+        String firstAppProtocol = appSplits[0];
+        System.out.println(firstAppProtocol);
+
+
+        System.out.println(app.substring(app.lastIndexOf(".") + 1));
+        System.out.println(app.lastIndexOf(".") + 1);
+        System.out.println(protocol.substring(0,protocol.lastIndexOf(".")));
+
+    }
+
+
 }