diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeELSpringbootTest.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeELSpringbootTest.java
index 541a2fe38..37e0413d2 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeELSpringbootTest.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeELSpringbootTest.java
@@ -20,7 +20,7 @@ import javax.annotation.Resource;
  *
  * @author ssss
  */
-@TestPropertySource(value = "classpath:/asyncNode/application.properties")
+@TestPropertySource(value = "classpath:/asyncNode/application1.properties")
 @SpringBootTest(classes = AsyncNodeELSpringbootTest.class)
 @EnableAutoConfiguration
 @ComponentScan({ "com.yomahub.liteflow.test.asyncNode.cmp" })
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeThreadPoolELSpringbootTest.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeThreadPoolELSpringbootTest.java
new file mode 100644
index 000000000..f4cc56eda
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/AsyncNodeThreadPoolELSpringbootTest.java
@@ -0,0 +1,28 @@
+package com.yomahub.liteflow.test.asyncNode;
+
+import com.yomahub.liteflow.core.FlowExecutor;
+import com.yomahub.liteflow.flow.LiteflowResponse;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.test.context.TestPropertySource;
+
+import javax.annotation.Resource;
+
+@TestPropertySource(value = "classpath:/asyncNode/application2.properties")
+@SpringBootTest(classes = AsyncNodeThreadPoolELSpringbootTest.class)
+@EnableAutoConfiguration
+@ComponentScan({ "com.yomahub.liteflow.test.asyncNode.cmp" })
+public class AsyncNodeThreadPoolELSpringbootTest {
+
+    @Resource
+    private FlowExecutor flowExecutor;
+
+    @Test
+    public void testAsyncFlow1() {
+        LiteflowResponse response = flowExecutor.execute2Resp("chain1", "it's a base request");
+        Assertions.assertTrue(response.isSuccess());
+    }
+}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/cmp/FCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/cmp/FCmp.java
index c6ee31bac..637072499 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/cmp/FCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/java/com/yomahub/liteflow/test/asyncNode/cmp/FCmp.java
@@ -8,6 +8,7 @@ public class FCmp extends NodeComponent {
 
 	@Override
 	public void process() throws Exception {
+		Thread.sleep(1500);
 		System.out.println("Fcomp executed!");
 	}
 
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application.properties b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application.properties
deleted file mode 100644
index 69053aff5..000000000
--- a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application.properties
+++ /dev/null
@@ -1 +0,0 @@
-liteflow.rule-source=asyncNode/flow.el.xml
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application1.properties b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application1.properties
new file mode 100644
index 000000000..02913a94f
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application1.properties
@@ -0,0 +1 @@
+liteflow.rule-source=asyncNode/flow1.xml
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application2.properties b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application2.properties
new file mode 100644
index 000000000..a317b2576
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/application2.properties
@@ -0,0 +1,4 @@
+liteflow.rule-source=asyncNode/flow2.xml
+liteflow.when-max-workers=4
+liteflow.when-max-wait-time=20
+liteflow.when-max-wait-time-unit=SECONDS
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow1.xml
similarity index 100%
rename from liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow.el.xml
rename to liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow1.xml
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow2.xml b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow2.xml
new file mode 100644
index 000000000..3b1249767
--- /dev/null
+++ b/liteflow-testcase-el/liteflow-testcase-el-springboot/src/test/resources/asyncNode/flow2.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<flow>
+    <!-- base test -->
+    <chain name="chain1">
+        WHEN(f, f, WHEN(f, WHEN(f, f, f, f, WHEN(f, f, f, f, f, f, f))), f, f);
+    </chain>
+</flow>
\ No newline at end of file