diff --git a/pom.xml b/pom.xml
index 54336dbc5..b17eddac1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -155,16 +155,4 @@
         </plugins>
     </build>
 
-    <repositories>
-        <repository>
-            <snapshots>
-                <enabled>false</enabled>
-            </snapshots>
-            <id>bintray</id>
-            <name>bintray</name>
-            <url>https://jcenter.bintray.com</url>
-        </repository>
-    </repositories>
-
-
 </project>
diff --git a/skywalking-commons/skywalking-trace/pom.xml b/skywalking-commons/skywalking-trace/pom.xml
index f640eae31..9290f769f 100644
--- a/skywalking-commons/skywalking-trace/pom.xml
+++ b/skywalking-commons/skywalking-trace/pom.xml
@@ -17,5 +17,63 @@
             <artifactId>skywalking-logging-api</artifactId>
             <version>${project.version}</version>
         </dependency>
+
+        <dependency>
+            <groupId>com.google.protobuf</groupId>
+            <artifactId>protobuf-java</artifactId>
+            <version>3.0.0</version>
+        </dependency>
     </dependencies>
+
+    <build>
+        <extensions>
+            <extension>
+                <groupId>kr.motd.maven</groupId>
+                <artifactId>os-maven-plugin</artifactId>
+                <version>1.5.0.Final</version>
+            </extension>
+        </extensions>
+        <plugins>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <version>3.0.0</version>
+                <executions>
+                    <execution>
+                        <id>add-source</id>
+                        <phase>generate-sources</phase>
+                        <goals>
+                            <goal>add-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>src/java/generated-source/protobuf/java</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <plugin>
+                <groupId>org.xolstice.maven.plugins</groupId>
+                <artifactId>protobuf-maven-plugin</artifactId>
+                <version>0.5.0</version>
+                <configuration>
+                    <protocArtifact>com.google.protobuf:protoc:3.0.0:exe:${os.detected.classifier}
+                    </protocArtifact>
+                    <pluginId>grpc-java</pluginId>
+                    <pluginArtifact>io.grpc:protoc-gen-grpc-java:1.0.2:exe:${os.detected.classifier}
+                    </pluginArtifact>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>compile</goal>
+                            <goal>compile-custom</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 </project>
diff --git a/skywalking-commons/skywalking-trace/src/main/proto/trace.proto b/skywalking-commons/skywalking-trace/src/main/proto/trace.proto
new file mode 100644
index 000000000..5f6633d50
--- /dev/null
+++ b/skywalking-commons/skywalking-trace/src/main/proto/trace.proto
@@ -0,0 +1,9 @@
+syntax = "proto3";
+
+option java_multiple_files = true;
+option java_package = "com.a.eye.skywalking.trace.proto.message";
+
+
+message SegmentMessage{
+
+}
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v1/x/TraceIdPatternConverterActivation.java b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v1/x/TraceIdPatternConverterActivation.java
index 1f06344d3..1bb3f0f8b 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v1/x/TraceIdPatternConverterActivation.java
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-log4j-1.x-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/log/log4j/v1/x/TraceIdPatternConverterActivation.java
@@ -1,9 +1,8 @@
 package com.a.eye.skywalking.toolkit.activation.log.log4j.v1.x;
 
-import com.a.eye.skywalking.plugin.interceptor.ConstructorInterceptPoint;
+import com.a.eye.skywalking.api.plugin.interceptor.ConstructorInterceptPoint;
 import com.a.eye.skywalking.api.plugin.interceptor.InstanceMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.StaticMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
 import net.bytebuddy.description.method.MethodDescription;
 import net.bytebuddy.matcher.ElementMatcher;
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextActivation.java b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextActivation.java
index b9ef99696..8345c1865 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextActivation.java
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextActivation.java
@@ -1,7 +1,7 @@
 package com.a.eye.skywalking.toolkit.activation.trace;
 
-import com.a.eye.skywalking.plugin.interceptor.StaticMethodsInterceptPoint;
-import com.a.eye.skywalking.plugin.interceptor.enhance.ClassStaticMethodsEnhancePluginDefine;
+import com.a.eye.skywalking.api.plugin.interceptor.StaticMethodsInterceptPoint;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.ClassStaticMethodsEnhancePluginDefine;
 import net.bytebuddy.description.method.MethodDescription;
 import net.bytebuddy.matcher.ElementMatcher;
 
diff --git a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextInterceptor.java b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextInterceptor.java
index 89f43ac7d..4ab6b4ecf 100644
--- a/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextInterceptor.java
+++ b/skywalking-sniffer/skywalking-toolkit-activation/skywalking-toolkit-trace-context-activation/src/main/java/com/a/eye/skywalking/toolkit/activation/trace/TraceContextInterceptor.java
@@ -1,15 +1,15 @@
 package com.a.eye.skywalking.toolkit.activation.trace;
 
-import com.a.eye.skywalking.api.Tracing;
+import com.a.eye.skywalking.api.context.ContextCarrier;
+import com.a.eye.skywalking.api.context.ContextManager;
 import com.a.eye.skywalking.api.logging.api.ILog;
 import com.a.eye.skywalking.api.logging.api.LogManager;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInterceptResult;
-import com.a.eye.skywalking.plugin.interceptor.enhance.MethodInvokeContext;
+import com.a.eye.skywalking.api.plugin.interceptor.enhance.MethodInvokeContext;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.StaticMethodInvokeContext;
 import com.a.eye.skywalking.api.plugin.interceptor.enhance.StaticMethodsAroundInterceptor;
 
 /**
- *
  *
  * Created by xin on 2016/12/15.
  */
@@ -24,7 +24,9 @@ public class TraceContextInterceptor implements StaticMethodsAroundInterceptor {
 
     @Override
     public Object afterMethod(StaticMethodInvokeContext interceptorContext, Object ret) {
-       return Tracing.getTraceId();
+        ContextCarrier carrier = new ContextCarrier();
+        ContextManager.INSTANCE.inject(carrier);
+       return carrier.getTraceSegmentId();
     }
 
     @Override