diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0986a70d..4c6de0471 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@
 * 【system 】     修复CpuInfo.getUsed()方法（issue#2116@Github）
 * 【dfa    】     修复密集匹配和贪婪匹配冲突问题（issue#2126@Github）
 * 【db     】     修复c3p0丢失信息问题（issue#I4T7XZ@Gitee）
+* 【http   】     修复Action中HttpExchange没有关闭问题
 
 -------------------------------------------------------------------------------------------------------------
 # 5.7.20 (2022-01-20)
diff --git a/hutool-core/src/main/java/cn/hutool/core/convert/NumberChineseFormatter.java b/hutool-core/src/main/java/cn/hutool/core/convert/NumberChineseFormatter.java
index 29c2405e1..d6da1d22b 100644
--- a/hutool-core/src/main/java/cn/hutool/core/convert/NumberChineseFormatter.java
+++ b/hutool-core/src/main/java/cn/hutool/core/convert/NumberChineseFormatter.java
@@ -2,6 +2,7 @@ package cn.hutool.core.convert;
 
 import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.ArrayUtil;
+import cn.hutool.core.util.NumberUtil;
 import cn.hutool.core.util.StrUtil;
 
 /**
@@ -153,6 +154,27 @@ public class NumberChineseFormatter {
 		return chineseStr.toString();
 	}
 
+	/**
+	 * 阿拉伯数字（支持正负整数）四舍五入后转换成中文节权位简洁计数单位，例如 -5_5555 =》 -5.56万
+	 *
+	 * @param amount 数字
+	 * @return 中文
+	 */
+	public static String formatSimple(long amount) {
+		if (amount < 1_0000 && amount > -1_0000) {
+			return String.valueOf(amount);
+		}
+		String res;
+		if (amount < 1_0000_0000 && amount > -1_0000_0000) {
+			res = NumberUtil.div(amount, 1_0000, 2) + "万";
+		} else if (amount < 1_0000_0000_0000L && amount > -1_0000_0000_0000L) {
+			res = NumberUtil.div(amount, 1_0000_0000, 2) + "亿";
+		} else {
+			res = NumberUtil.div(amount, 1_0000_0000_0000L, 2) + "万亿";
+		}
+		return res;
+	}
+
 	/**
 	 * 格式化-999~999之间的数字<br>
 	 * 这个方法显示10~19以下的数字时使用"十一"而非"一十一"。
diff --git a/hutool-core/src/test/java/cn/hutool/core/convert/NumberChineseFormatterTest.java b/hutool-core/src/test/java/cn/hutool/core/convert/NumberChineseFormatterTest.java
index f9bec8251..5dc83a714 100644
--- a/hutool-core/src/test/java/cn/hutool/core/convert/NumberChineseFormatterTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/convert/NumberChineseFormatterTest.java
@@ -175,6 +175,26 @@ public class NumberChineseFormatterTest {
 		Assert.assertEquals("零点零伍", f1);
 	}
 
+	@Test
+	public void formatSimpleTest() {
+		String f1 = NumberChineseFormatter.formatSimple(1_2345);
+		Assert.assertEquals("1.23万", f1);
+		f1 = NumberChineseFormatter.formatSimple(-5_5555);
+		Assert.assertEquals("-5.56万", f1);
+		f1 = NumberChineseFormatter.formatSimple(1_2345_6789);
+		Assert.assertEquals("1.23亿", f1);
+		f1 = NumberChineseFormatter.formatSimple(-5_5555_5555);
+		Assert.assertEquals("-5.56亿", f1);
+		f1 = NumberChineseFormatter.formatSimple(1_2345_6789_1011L);
+		Assert.assertEquals("1.23万亿", f1);
+		f1 = NumberChineseFormatter.formatSimple(-5_5555_5555_5555L);
+		Assert.assertEquals("-5.56万亿", f1);
+		f1 = NumberChineseFormatter.formatSimple(123);
+		Assert.assertEquals("123", f1);
+		f1 = NumberChineseFormatter.formatSimple(-123);
+		Assert.assertEquals("-123", f1);
+	}
+
 	@Test
 	public void digitToChineseTest() {
 		String digitToChinese = Convert.digitToChinese(12_4124_1241_2421.12);
diff --git a/hutool-http/src/main/java/cn/hutool/http/server/HttpServerBase.java b/hutool-http/src/main/java/cn/hutool/http/server/HttpServerBase.java
index 3c2b62fc5..ab0ba5920 100644
--- a/hutool-http/src/main/java/cn/hutool/http/server/HttpServerBase.java
+++ b/hutool-http/src/main/java/cn/hutool/http/server/HttpServerBase.java
@@ -4,6 +4,7 @@ import cn.hutool.core.util.CharsetUtil;
 import com.sun.net.httpserver.HttpContext;
 import com.sun.net.httpserver.HttpExchange;
 
+import java.io.Closeable;
 import java.nio.charset.Charset;
 
 /**
@@ -12,7 +13,7 @@ import java.nio.charset.Charset;
  * @author looly
  * @since 5.2.6
  */
-public class HttpServerBase {
+public class HttpServerBase implements Closeable {
 
 	final static Charset DEFAULT_CHARSET = CharsetUtil.CHARSET_UTF_8;
 
@@ -45,4 +46,12 @@ public class HttpServerBase {
 	public HttpContext getHttpContext() {
 		return getHttpExchange().getHttpContext();
 	}
+
+	/**
+	 * 调用{@link HttpExchange#close()}，关闭请求流和响应流
+	 */
+	@Override
+	public void close() {
+		this.httpExchange.close();
+	}
 }
diff --git a/hutool-http/src/main/java/cn/hutool/http/server/handler/ActionHandler.java b/hutool-http/src/main/java/cn/hutool/http/server/handler/ActionHandler.java
index 940a2c980..42f88c548 100644
--- a/hutool-http/src/main/java/cn/hutool/http/server/handler/ActionHandler.java
+++ b/hutool-http/src/main/java/cn/hutool/http/server/handler/ActionHandler.java
@@ -33,5 +33,6 @@ public class ActionHandler implements HttpHandler {
 				new HttpServerRequest(httpExchange),
 				new HttpServerResponse(httpExchange)
 		);
+		httpExchange.close();
 	}
 }