diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/GeneratePbUtils.java b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/GeneratePbUtils.java
index e8a2afef..9058395b 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/GeneratePbUtils.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/GeneratePbUtils.java
@@ -234,7 +234,12 @@ public abstract class GeneratePbUtils {
         var documentComment = buildDocumentComment(pbMessage);
         builder.append(documentComment);
 
+        // message
+        var startProtocolId = proto.getStartProtocolId();
+        builder.append(StringUtils.format("@Protocol(id = {})", startProtocolId)).append(LS);
         builder.append(StringUtils.format("public class {} {", pbMessage.getName())).append(LS);
+        startProtocolId++;
+        proto.setStartProtocolId(startProtocolId);
 
         var pbFields = pbMessage.getFields()
                 .stream()
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/Proto.java b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/Proto.java
index 0977a23a..9c90c7e6 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/Proto.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/Proto.java
@@ -54,6 +54,10 @@ public class Proto {
      * proto文件的单行注释列表
      */
     private List<String> comments = new ArrayList<>();
+    /**
+     * 协议的起始Id
+     */
+    private short startProtocolId;
 
     public String getName() {
         return name;
@@ -110,4 +114,12 @@ public class Proto {
     public void setComments(List<String> comments) {
         this.comments = comments;
     }
+
+    public short getStartProtocolId() {
+        return startProtocolId;
+    }
+
+    public void setStartProtocolId(short startProtocolId) {
+        this.startProtocolId = startProtocolId;
+    }
 }
\ No newline at end of file
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/ProtoParser.java b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/ProtoParser.java
index 83c5d795..25f78988 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/ProtoParser.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/protobuf/parser/ProtoParser.java
@@ -16,6 +16,7 @@ package com.zfoo.protocol.serializer.protobuf.parser;
 import com.zfoo.protocol.collection.CollectionUtils;
 import com.zfoo.protocol.serializer.protobuf.*;
 import com.zfoo.protocol.serializer.protobuf.PbField.Cardinality;
+import com.zfoo.protocol.util.NumberUtils;
 import com.zfoo.protocol.util.StringUtils;
 
 import java.util.*;
@@ -64,7 +65,19 @@ public class ProtoParser {
             switch (token) {
                 case "//":
                     String line = readSingleLineComment();
-                    comments.add(line);
+                    // 解析协议开始的start_protocol_id
+                    line = StringUtils.trim(line);
+                    if (line.startsWith("start_protocol_id")) {
+                        var splits = line.split("=");
+                        for (var s : splits) {
+                            s = s.trim();
+                            if (NumberUtils.isInteger(s)) {
+                                proto.setStartProtocolId(Short.parseShort(s));
+                            }
+                        }
+                    } else {
+                        comments.add(line);
+                    }
                     nextLine();
                     break;
                 case "/*":
diff --git a/protocol/src/test/java/com/zfoo/protocol/protobuf/AllTypeBuilderTest.java b/protocol/src/test/java/com/zfoo/protocol/generate/GenerateProtobufTesting.java
similarity index 79%
rename from protocol/src/test/java/com/zfoo/protocol/protobuf/AllTypeBuilderTest.java
rename to protocol/src/test/java/com/zfoo/protocol/generate/GenerateProtobufTesting.java
index 1d5592df..65d84306 100644
--- a/protocol/src/test/java/com/zfoo/protocol/protobuf/AllTypeBuilderTest.java
+++ b/protocol/src/test/java/com/zfoo/protocol/generate/GenerateProtobufTesting.java
@@ -1,6 +1,5 @@
 /*
- * Copyright 2021 The edap Project
- *
+ * Copyright (C) 2020 The zfoo Authors
  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  *
@@ -11,7 +10,7 @@
  * See the License for the specific language governing permissions and limitations under the License.
  */
 
-package com.zfoo.protocol.protobuf;
+package com.zfoo.protocol.generate;
 
 import com.zfoo.protocol.serializer.protobuf.GeneratePbUtils;
 import com.zfoo.protocol.serializer.protobuf.PbGenerateOperation;
@@ -20,15 +19,14 @@ import org.junit.Test;
 
 
 @Ignore
-public class AllTypeBuilderTest {
+public class GenerateProtobufTesting {
 
     @Test
     public void testAllTypeTest() {
         var buildOption = new PbGenerateOperation();
         buildOption.setProtoPath("D:\\github\\zfoo\\protocol\\src\\test\\resources\\proto");
-//        buildOption.setProtoPath("D:\\github\\zoo\\app\\zgame\\zgame-common\\src\\main\\resources\\proto");
         buildOption.setOutputPath("D:\\github\\zfoo\\protocol\\src\\test\\tmpsrc/");
-        buildOption.setJavaPackage("com.zfoo.protocol.common");
+        buildOption.setJavaPackage("com.zfoo.protocol.generate.test");
 
         GeneratePbUtils.create(buildOption);
     }
diff --git a/protocol/src/test/resources/proto/all_type.proto b/protocol/src/test/resources/proto/all_type.proto
index a879407d..079bb505 100644
--- a/protocol/src/test/resources/proto/all_type.proto
+++ b/protocol/src/test/resources/proto/all_type.proto
@@ -1,12 +1,12 @@
 syntax = "proto3";
 
-
 package test.message;
 
 import "one_map.proto";
 import "one_message.proto";
-option java_package = "io.edap.protobuf.test.message.v3";
-//option java_outer_classname = "MessageOuter";
+option java_package = "start";
+
+// start_protocol_id = 100
 
 message AllType {
   bool     field1 = 1;
diff --git a/protocol/src/test/resources/proto/one_map.proto b/protocol/src/test/resources/proto/one_map.proto
index c1c94f21..5396ba24 100644
--- a/protocol/src/test/resources/proto/one_map.proto
+++ b/protocol/src/test/resources/proto/one_map.proto
@@ -5,6 +5,8 @@ package test.message;
 
 option java_package = "io.edap.protobuf.test.message.v3";
 
+// start_protocol_id = 200
+
 message OneMap {
   map<string, Project> value = 1;
 }
diff --git a/protocol/src/test/resources/proto/one_message.proto b/protocol/src/test/resources/proto/one_message.proto
index 6d380ae7..2d989964 100644
--- a/protocol/src/test/resources/proto/one_message.proto
+++ b/protocol/src/test/resources/proto/one_message.proto
@@ -5,6 +5,8 @@ package test.message;
 
 option java_package = "io.edap.protobuf.test.message.v3";
 
+// start_protocol_id = 200
+
 message OneMessage {
   Proj value = 1;
 }