diff --git a/CHANGELOG.md b/CHANGELOG.md
index f490cc855..82302c129 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@
 
 ### 🐣新特性
 * 【core  】      CharUtil.isBlankChar增加\u180e（pr#2738@Github）
+* 【core  】      SyncFinisher线程同步结束器添加立即结束方法（pr#879@Gitee）
+* 
 ### 🐞Bug修复
 * 【json  】      修复普通byte数组转JSONArray时的异常（pr#875@Gitee）
 * 【core  】      修复ArrayUtil.insert()不支持原始类型数组的问题（pr#874@Gitee）
diff --git a/hutool-core/src/main/java/cn/hutool/core/thread/SyncFinisher.java b/hutool-core/src/main/java/cn/hutool/core/thread/SyncFinisher.java
index ef3022abf..a990fae2f 100644
--- a/hutool-core/src/main/java/cn/hutool/core/thread/SyncFinisher.java
+++ b/hutool-core/src/main/java/cn/hutool/core/thread/SyncFinisher.java
@@ -23,7 +23,6 @@ import java.util.concurrent.ExecutorService;
  * sf.start()
  * </pre>
  *
- *
  * @author Looly
  * @since 4.1.15
  */
@@ -34,9 +33,13 @@ public class SyncFinisher implements Closeable {
 	private ExecutorService executorService;
 
 	private boolean isBeginAtSameTime;
-	/** 启动同步器，用于保证所有worker线程同时开始 */
+	/**
+	 * 启动同步器，用于保证所有worker线程同时开始
+	 */
 	private final CountDownLatch beginLatch;
-	/** 结束同步器，用于等待所有worker线程同时结束 */
+	/**
+	 * 结束同步器，用于等待所有worker线程同时结束
+	 */
 	private CountDownLatch endLatch;
 
 	/**
@@ -123,7 +126,7 @@ public class SyncFinisher implements Closeable {
 	public void start(boolean sync) {
 		endLatch = new CountDownLatch(workers.size());
 
-		if(null == this.executorService || this.executorService.isShutdown()){
+		if (null == this.executorService || this.executorService.isShutdown()) {
 			this.executorService = ThreadUtil.newExecutor(threadSize);
 		}
 		for (Worker worker : workers) {
@@ -150,11 +153,11 @@ public class SyncFinisher implements Closeable {
 	 *
 	 * @since 5.6.6
 	 */
-	public void stop(){
-		if(null != this.executorService){
+	public void stop() {
+		if (null != this.executorService) {
 			this.executorService.shutdown();
+			this.executorService = null;
 		}
-		this.executorService = null;
 
 		clearWorker();
 	}
@@ -166,13 +169,13 @@ public class SyncFinisher implements Closeable {
 	 *     <li>执行start(false)后，用户自行判断结束点执行此方法</li>
 	 * </ol>
 	 *
-	 * @since 5.6.6
+	 * @since 5.8.11
 	 */
-	public void stopNow(){
-		if(null != this.executorService){
+	public void stopNow() {
+		if (null != this.executorService) {
 			this.executorService.shutdownNow();
+			this.executorService = null;
 		}
-		this.executorService = null;
 
 		clearWorker();
 	}
@@ -202,7 +205,6 @@ public class SyncFinisher implements Closeable {
 	 * 工作者，为一个线程
 	 *
 	 * @author xiaoleilu
-	 *
 	 */
 	public abstract class Worker implements Runnable {