diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainA.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainA.java
index 9b2cf5c58..451f3d7cf 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainA.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainA.java
@@ -2,16 +2,20 @@ package com.ai.cloud.skywalking.plugin.spring.common;
 
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainA {
     private CallChainB callChainB;
     private CallChainD callChainD;
     private CallChainF callChainF;
 
     @Tracing
-    public void doBusiness() {
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
         callChainB.doBusiness();
         callChainD.doBusiness();
         callChainF.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
     }
 
     public CallChainB getCallChainB() {
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainB.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainB.java
index df8d21b64..4d5741faf 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainB.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainB.java
@@ -2,13 +2,17 @@ package com.ai.cloud.skywalking.plugin.spring.common;
 
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainB {
 
     private CallChainC callChainC;
 
     @Tracing
-    public void doBusiness() {
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
         callChainC.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
     }
 
     public CallChainC getCallChainC() {
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainC.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainC.java
index 1b5b7ed13..5e5ca8310 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainC.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainC.java
@@ -2,13 +2,17 @@ package com.ai.cloud.skywalking.plugin.spring.common;
 
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainC {
 
     private CallChainE callChainE;
 
     @Tracing
-    public void doBusiness() {
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
         callChainE.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
     }
 
     public CallChainE getCallChainE() {
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainD.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainD.java
index e169e49d1..e6e52d387 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainD.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainD.java
@@ -2,10 +2,13 @@ package com.ai.cloud.skywalking.plugin.spring.common;
 
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainD {
 
     @Tracing
-    public void doBusiness() {
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
         //System.out.println("three");
     }
 
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainE.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainE.java
index 7e98dde67..0a7125e75 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainE.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainE.java
@@ -1,11 +1,27 @@
 package com.ai.cloud.skywalking.plugin.spring.common;
 
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainE {
 
+    private CallChainG callChainG;
+
     @Tracing
-    public void doBusiness() {
-       // System.out.println("I'm here");
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        callChainG.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+    }
+
+    public CallChainG getCallChainG() {
+        return callChainG;
+    }
+
+    public void setCallChainG(CallChainG callChainG) {
+        this.callChainG = callChainG;
     }
 }
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainF.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainF.java
index 4eb5ad0b9..6796772b7 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainF.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainF.java
@@ -2,10 +2,13 @@ package com.ai.cloud.skywalking.plugin.spring.common;
 
 import com.ai.cloud.skywalking.plugin.spring.Tracing;
 
+import java.util.concurrent.ThreadLocalRandom;
+
 public class CallChainF {
 
     @Tracing
-    public void doBusiness() {
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
         //System.out.println("me too");
     }
 }
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainG.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainG.java
new file mode 100644
index 000000000..24186d837
--- /dev/null
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainG.java
@@ -0,0 +1,28 @@
+package com.ai.cloud.skywalking.plugin.spring.common;
+
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
+import com.ai.cloud.skywalking.plugin.spring.Tracing;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class CallChainG {
+
+    private CallChainH callChainH;
+
+    @Tracing
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        callChainH.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+
+    }
+
+    public CallChainH getCallChainH() {
+        return callChainH;
+    }
+
+    public void setCallChainH(CallChainH callChainH) {
+        this.callChainH = callChainH;
+    }
+}
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainH.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainH.java
new file mode 100644
index 000000000..04de8bbcf
--- /dev/null
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainH.java
@@ -0,0 +1,28 @@
+package com.ai.cloud.skywalking.plugin.spring.common;
+
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
+import com.ai.cloud.skywalking.plugin.spring.Tracing;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class CallChainH {
+
+    private CallChainI callChainI;
+
+    @Tracing
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        callChainI.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+
+    }
+
+    public CallChainI getCallChainI() {
+        return callChainI;
+    }
+
+    public void setCallChainI(CallChainI callChainI) {
+        this.callChainI = callChainI;
+    }
+}
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainI.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainI.java
new file mode 100644
index 000000000..37074d455
--- /dev/null
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainI.java
@@ -0,0 +1,27 @@
+package com.ai.cloud.skywalking.plugin.spring.common;
+
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
+import com.ai.cloud.skywalking.plugin.spring.Tracing;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class CallChainI {
+    private CallChainJ callChainJ;
+
+    @Tracing
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        callChainJ.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+
+    }
+
+    public CallChainJ getCallChainJ() {
+        return callChainJ;
+    }
+
+    public void setCallChainJ(CallChainJ callChainJ) {
+        this.callChainJ = callChainJ;
+    }
+}
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainJ.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainJ.java
new file mode 100644
index 000000000..8f1828f80
--- /dev/null
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainJ.java
@@ -0,0 +1,26 @@
+package com.ai.cloud.skywalking.plugin.spring.common;
+
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
+import com.ai.cloud.skywalking.plugin.spring.Tracing;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class CallChainJ {
+    private CallChainK callChainK;
+    @Tracing
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        callChainK.doBusiness();
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+
+    }
+
+    public CallChainK getCallChainK() {
+        return callChainK;
+    }
+
+    public void setCallChainK(CallChainK callChainK) {
+        this.callChainK = callChainK;
+    }
+}
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainK.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainK.java
new file mode 100644
index 000000000..8516ac318
--- /dev/null
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/CallChainK.java
@@ -0,0 +1,15 @@
+package com.ai.cloud.skywalking.plugin.spring.common;
+
+import com.ai.cloud.skywalking.api.BusinessKeyAppender;
+import com.ai.cloud.skywalking.plugin.spring.Tracing;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class CallChainK {
+    @Tracing
+    public void doBusiness() throws InterruptedException {
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+        BusinessKeyAppender.trace("key-value");
+        Thread.sleep(ThreadLocalRandom.current().nextInt(10));
+    }
+}
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/TestBuriedPoint.java b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/TestBuriedPoint.java
index 7d2103dc6..395a85df0 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/TestBuriedPoint.java
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/java/com/ai/cloud/skywalking/plugin/spring/common/TestBuriedPoint.java
@@ -31,15 +31,18 @@ public class TestBuriedPoint extends Thread {
 
     @Override
     public void run() {
-        while (true) {
+        for (int i = 0 ; i < 1; i++) {
             try {
                 Thread.sleep(2L);
             } catch (InterruptedException e) {
                 e.printStackTrace();
             }
-            callChainA.doBusiness();
+            try {
+                callChainA.doBusiness();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
             System.out.println(Thread.currentThread().getName() + "\t" + atomicInteger.incrementAndGet());
-
         }
     }
 
diff --git a/skywalking-sdk-plugin/spring-plugin/src/test/resources/springConfig-common.xml b/skywalking-sdk-plugin/spring-plugin/src/test/resources/springConfig-common.xml
index 0644af241..70d564414 100644
--- a/skywalking-sdk-plugin/spring-plugin/src/test/resources/springConfig-common.xml
+++ b/skywalking-sdk-plugin/spring-plugin/src/test/resources/springConfig-common.xml
@@ -8,7 +8,23 @@
     <bean id="postProcess1"
           class="com.ai.cloud.skywalking.plugin.spring.TracingEnhanceProcessor">
     </bean>
-    <bean id="callChainE" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainE"/>
+    <bean id="callChainK" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainK"/>
+    <bean id="callChainJ" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainJ">
+        <property name="callChainK" ref="callChainK"/>
+    </bean>
+    <bean id="callChainI" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainI">
+        <property name="callChainJ" ref="callChainJ"/>
+    </bean>
+    <bean id="callChainH" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainH">
+        <property name="callChainI" ref="callChainI"/>
+    </bean>
+
+    <bean id="callChainG" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainG">
+        <property name="callChainH" ref="callChainH"/>
+    </bean>
+    <bean id="callChainE" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainE">
+        <property name="callChainG" ref="callChainG"/>
+    </bean>
     <bean id="callChainF" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainF"/>
     <bean id="callChainC" class="com.ai.cloud.skywalking.plugin.spring.common.CallChainC">
         <property name="callChainE" ref="callChainE"/>