diff --git a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/DubboBuriedPointType.java b/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/DubboBuriedPointType.java
similarity index 93%
rename from skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/DubboBuriedPointType.java
rename to skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/DubboBuriedPointType.java
index b35263304..248ff04f8 100644
--- a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/DubboBuriedPointType.java
+++ b/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/DubboBuriedPointType.java
@@ -1,4 +1,4 @@
-package com.ai.cloud.skywalking.buriedpoint.type;
+package com.ai.cloud.skywalking.plugin.dubbo;
 
 import com.ai.cloud.skywalking.api.IBuriedPointType;
 import com.ai.cloud.skywalking.protocol.CallType;
diff --git a/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/SWDubboEnhanceFilter.java b/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/SWDubboEnhanceFilter.java
index 17ce708ff..145534e84 100644
--- a/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/SWDubboEnhanceFilter.java
+++ b/skywalking-sdk-plugin/dubbo-plugin/src/main/java/com/ai/cloud/skywalking/plugin/dubbo/SWDubboEnhanceFilter.java
@@ -2,7 +2,6 @@ package com.ai.cloud.skywalking.plugin.dubbo;
 
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointReceiver;
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.DubboBuriedPointType;
 import com.ai.cloud.skywalking.conf.AuthDesc;
 import com.ai.cloud.skywalking.model.ContextData;
 import com.ai.cloud.skywalking.model.Identification;
diff --git a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/JDBCBuriedPointType.java b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/JDBCBuriedPointType.java
similarity index 92%
rename from skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/JDBCBuriedPointType.java
rename to skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/JDBCBuriedPointType.java
index 36c9b8f61..bacb6a948 100644
--- a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/JDBCBuriedPointType.java
+++ b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/JDBCBuriedPointType.java
@@ -1,4 +1,4 @@
-package com.ai.cloud.skywalking.buriedpoint.type;
+package com.ai.cloud.skywalking.plugin.jdbc;
 
 import com.ai.cloud.skywalking.api.IBuriedPointType;
 import com.ai.cloud.skywalking.protocol.CallType;
diff --git a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/CallableStatementTracing.java b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/CallableStatementTracing.java
index 4bee296cc..759c55dd1 100644
--- a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/CallableStatementTracing.java
+++ b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/CallableStatementTracing.java
@@ -3,7 +3,7 @@ package com.ai.cloud.skywalking.plugin.jdbc.tracing;
 import java.sql.SQLException;
 
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.JDBCBuriedPointType;
+import com.ai.cloud.skywalking.plugin.jdbc.JDBCBuriedPointType;
 import com.ai.cloud.skywalking.model.Identification;
 
 /**
diff --git a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/ConnectionTracing.java b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/ConnectionTracing.java
index 73f4090d5..d2d76a589 100644
--- a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/ConnectionTracing.java
+++ b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/ConnectionTracing.java
@@ -3,7 +3,7 @@ package com.ai.cloud.skywalking.plugin.jdbc.tracing;
 import java.sql.SQLException;
 
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.JDBCBuriedPointType;
+import com.ai.cloud.skywalking.plugin.jdbc.JDBCBuriedPointType;
 import com.ai.cloud.skywalking.model.Identification;
 
 /**
diff --git a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/PreparedStatementTracing.java b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/PreparedStatementTracing.java
index 100e9d6e8..d3535e386 100644
--- a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/PreparedStatementTracing.java
+++ b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/PreparedStatementTracing.java
@@ -3,7 +3,7 @@ package com.ai.cloud.skywalking.plugin.jdbc.tracing;
 import java.sql.SQLException;
 
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.JDBCBuriedPointType;
+import com.ai.cloud.skywalking.plugin.jdbc.JDBCBuriedPointType;
 import com.ai.cloud.skywalking.model.Identification;
 
 /**
diff --git a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/StatementTracing.java b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/StatementTracing.java
index 0e6052db7..d1dd7d3e4 100644
--- a/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/StatementTracing.java
+++ b/skywalking-sdk-plugin/jdbc-plugin/src/main/java/com/ai/cloud/skywalking/plugin/jdbc/tracing/StatementTracing.java
@@ -1,7 +1,7 @@
 package com.ai.cloud.skywalking.plugin.jdbc.tracing;
 
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.JDBCBuriedPointType;
+import com.ai.cloud.skywalking.plugin.jdbc.JDBCBuriedPointType;
 import com.ai.cloud.skywalking.model.Identification;
 
 import java.sql.SQLException;
diff --git a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/SpringBuriedPointType.java b/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/SpringBuriedPointType.java
similarity index 93%
rename from skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/SpringBuriedPointType.java
rename to skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/SpringBuriedPointType.java
index 50ecd32bc..16d0e2be3 100644
--- a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/SpringBuriedPointType.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/SpringBuriedPointType.java
@@ -1,4 +1,4 @@
-package com.ai.cloud.skywalking.buriedpoint.type;
+package com.ai.cloud.skywalking.plugin.spring;
 
 import com.ai.cloud.skywalking.api.IBuriedPointType;
 import com.ai.cloud.skywalking.protocol.CallType;
diff --git a/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/TracingAspect.java b/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/TracingAspect.java
index 90834d181..f03af1193 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/TracingAspect.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/main/java/com/ai/cloud/skywalking/plugin/spring/TracingAspect.java
@@ -1,13 +1,9 @@
 package com.ai.cloud.skywalking.plugin.spring;
 
 import com.ai.cloud.skywalking.buriedpoint.LocalBuriedPointSender;
-import com.ai.cloud.skywalking.buriedpoint.type.SpringBuriedPointType;
 import com.ai.cloud.skywalking.model.Identification;
 import org.aspectj.lang.ProceedingJoinPoint;
 
-import java.text.SimpleDateFormat;
-import java.util.Date;
-
 public class TracingAspect {
 
     public Object doTracing(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {
diff --git a/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/SkyWalkingFilter.java b/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/SkyWalkingFilter.java
index 71420fc18..0bb232738 100644
--- a/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/SkyWalkingFilter.java
+++ b/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/SkyWalkingFilter.java
@@ -3,7 +3,6 @@ package com.ai.cloud.skywalking.plugin.web;
 
 import com.ai.cloud.skywalking.api.Tracing;
 import com.ai.cloud.skywalking.buriedpoint.RPCBuriedPointReceiver;
-import com.ai.cloud.skywalking.buriedpoint.type.WEBBuriedPointType;
 import com.ai.cloud.skywalking.conf.AuthDesc;
 import com.ai.cloud.skywalking.model.ContextData;
 import com.ai.cloud.skywalking.model.Identification;
diff --git a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/WEBBuriedPointType.java b/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/WEBBuriedPointType.java
similarity index 92%
rename from skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/WEBBuriedPointType.java
rename to skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/WEBBuriedPointType.java
index de2ca006d..c9ff0a2b9 100644
--- a/skywalking-api/src/main/java/com/ai/cloud/skywalking/buriedpoint/type/WEBBuriedPointType.java
+++ b/skywalking-sdk-plugin/web-plugin/src/main/java/com/ai/cloud/skywalking/plugin/web/WEBBuriedPointType.java
@@ -1,4 +1,4 @@
-package com.ai.cloud.skywalking.buriedpoint.type;
+package com.ai.cloud.skywalking.plugin.web;
 
 import com.ai.cloud.skywalking.api.IBuriedPointType;
 import com.ai.cloud.skywalking.protocol.CallType;