diff --git a/README-ZH.md b/README-ZH.md
index 697d1dd..174e841 100644
--- a/README-ZH.md
+++ b/README-ZH.md
@@ -17,6 +17,7 @@
 - 支持多核多线程
 - 动态扩容 Ring Buffer 实现的读写缓冲区
 - 异步读写
+- 自动清理空闲连接
 - SO_REUSEPORT 端口重用支持
 - 支持 WebSocket/Protobuf
 - 支持定时任务，延时任务
@@ -211,6 +212,9 @@ func (c *Connection) ShutdownWrite() error
 
 WebSocket 协议构建在 TCP 协议之上的，所以 `gev` 无需内置它，而是通过插件的形式提供支持，在 `plugins/websocket` 目录。
 
+<details>
+  <summary> code </summary>
+
 ```go
 type Protocol struct {
 	upgrade *ws.Upgrader
@@ -260,6 +264,8 @@ func (p *Protocol) Packet(c *connection.Connection, data []byte) []byte {
 }
 ```
 
+</details>
+
 详细实现可以插件实现查看 [源码](plugins/websocket)，使用方式可以查看 websocket [示例](example/websocket)
 
 ## 示例
@@ -316,6 +322,62 @@ func main() {
 
 </details>
 
+<details>
+  <summary> 主动断开空闲连接 </summary>
+
+```go
+package main
+
+import (
+	"flag"
+	"strconv"
+	"time"
+
+	"github.com/Allenxuxu/gev"
+	"github.com/Allenxuxu/gev/connection"
+	"github.com/Allenxuxu/gev/log"
+)
+
+type example struct {
+}
+
+func (s *example) OnConnect(c *connection.Connection) {
+	log.Info(" OnConnect ： ", c.PeerAddr())
+}
+func (s *example) OnMessage(c *connection.Connection, ctx interface{}, data []byte) (out []byte) {
+	log.Infof("OnMessage from : %s", c.PeerAddr())
+	out = data
+	return
+}
+
+func (s *example) OnClose(c *connection.Connection) {
+	log.Info("OnClose: ", c.PeerAddr())
+}
+
+func main() {
+	handler := new(example)
+	var port int
+	var loops int
+
+	flag.IntVar(&port, "port", 1833, "server port")
+	flag.IntVar(&loops, "loops", -1, "num loops")
+	flag.Parse()
+
+	s, err := gev.NewServer(handler,
+		gev.Network("tcp"),
+		gev.Address(":"+strconv.Itoa(port)),
+		gev.NumLoops(loops),
+		gev.IdleTime(5*time.Second))
+	if err != nil {
+		panic(err)
+	}
+
+	s.Start()
+}
+```
+
+</details>
+
 <details>
   <summary> 限制最大连接数 </summary>
 
diff --git a/README.md b/README.md
index 5b1ce1f..382ec14 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,7 @@ Support custom protocols to quickly and easily build high-performance servers.
 - Dynamic expansion of read and write buffers implemented by Ring Buffer
 - Asynchronous read and write
 - SO_REUSEPORT port reuse support
+- Automatically clean up idle connections
 - Support WebSocket/Protobuf
 - Support for scheduled tasks, delayed tasks
 - Support for custom protocols
@@ -212,6 +213,9 @@ func (c *Connection) ShutdownWrite() error
 
 The WebSocket protocol is built on top of the TCP protocol, so gev doesn't need to be built in, but instead provides support in the form of plugins, in the plugins/websocket directory.
 
+<details>
+  <summary> code </summary>
+
 ```go
 type Protocol struct {
 	upgrade *ws.Upgrader
@@ -261,6 +265,8 @@ func (p *Protocol) Packet(c *connection.Connection, data []byte) []byte {
 }
 ```
 
+</details>
+
 The detailed implementation can be viewed by the [plugin](plugins/websocket). The source code can be viewed using the [websocket example](example/websocket).
 
 ## Example
@@ -317,6 +323,62 @@ func main() {
 
 </details>
 
+<details>
+  <summary> Automatically clean up idle connections </summary>
+
+```go
+package main
+
+import (
+	"flag"
+	"strconv"
+	"time"
+
+	"github.com/Allenxuxu/gev"
+	"github.com/Allenxuxu/gev/connection"
+	"github.com/Allenxuxu/gev/log"
+)
+
+type example struct {
+}
+
+func (s *example) OnConnect(c *connection.Connection) {
+	log.Info(" OnConnect ： ", c.PeerAddr())
+}
+func (s *example) OnMessage(c *connection.Connection, ctx interface{}, data []byte) (out []byte) {
+	log.Infof("OnMessage from : %s", c.PeerAddr())
+	out = data
+	return
+}
+
+func (s *example) OnClose(c *connection.Connection) {
+	log.Info("OnClose: ", c.PeerAddr())
+}
+
+func main() {
+	handler := new(example)
+	var port int
+	var loops int
+
+	flag.IntVar(&port, "port", 1833, "server port")
+	flag.IntVar(&loops, "loops", -1, "num loops")
+	flag.Parse()
+
+	s, err := gev.NewServer(handler,
+		gev.Network("tcp"),
+		gev.Address(":"+strconv.Itoa(port)),
+		gev.NumLoops(loops),
+		gev.IdleTime(5*time.Second))
+	if err != nil {
+		panic(err)
+	}
+
+	s.Start()
+}
+```
+
+</details>
+
 <details>
   <summary> Maximum connections </summary>
 
@@ -739,7 +801,6 @@ func main() {
 
 </details>
 
-
 ## Thanks
 
 Thanks JetBrains for the free open source license