diff --git a/README.md b/README.md
index 829fd95..556b11f 100644
--- a/README.md
+++ b/README.md
@@ -1,19 +1,32 @@
 # 协程HttpClient
-
+## 单次请求
 ```
-    $url = 'http://docker.local.com/test.php/?get1=get1';
-    $test = new \EasySwoole\HttpClient\HttpClient($url);
-    //$test->post();
+$url = 'http://docker.local.com/test.php/?get1=get1';
+$test = new \EasySwoole\HttpClient\HttpClient($url);
+//$test->post();
+
+$test->addCookie('c1','c1')->addCookie('c2','c2');
+$test->post([
+    'post1'=>'post1'
+]);
+$test->setHeader('myHeader','myHeader');
+$test->addData('sasasas','test.file','text','test.file');
 
-    $test->addCookie('c1','c1')->addCookie('c2','c2');
-    $test->post([
-        'post1'=>'post1'
-    ]);
-    $test->setHeader('myHeader','myHeader');
-    $test->addData('sasasas','test.file','text','test.file');
+//$test->postJSON(json_encode(['json'=>1]));
 
-    //$test->postJSON(json_encode(['json'=>1]));
+$ret = $test->exec();
+var_dump($ret->getBody());
+```
 
-    $ret = $test->exec();
-    var_dump($ret->getBody());
+## 并发请求
+```
+$url = 'http://docker.local.com/test.php/?get1=get1';
+$test = new \EasySwoole\HttpClient\HttpClient($url);
+$multi = new \EasySwoole\HttpClient\Multi();
+$multi->addTask('t1',$test);
+$multi->addTask('t2',$test);
+$ret = $multi->exec();
+foreach ($ret as $taskName => $response){
+    var_dump("task {$taskName} finish and body is {$response->getBody()}");
+}
 ```
\ No newline at end of file
diff --git a/src/Multi.php b/src/Multi.php
new file mode 100644
index 0000000..fac929d
--- /dev/null
+++ b/src/Multi.php
@@ -0,0 +1,48 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: yf
+ * Date: 2018/12/25
+ * Time: 2:12 PM
+ */
+
+namespace EasySwoole\HttpClient;
+
+
+use Swoole\Coroutine\Channel;
+
+class Multi
+{
+    protected $list = [];
+
+    function addTask($name,HttpClient $client):Multi
+    {
+        $this->list[$name] = $client;
+        return $this;
+    }
+
+    function exec(float $timeout = 1.0):array
+    {
+        $channel = new Channel(count($this->list)+1);
+        foreach ($this->list as $name => $client)
+        {
+            go(function ()use($channel,$name,$client){
+                $channel->push([
+                    $name=>$client->exec()
+                ]);
+            });
+        }
+        $ret = [];
+        $start = microtime(true);
+        while (1){
+            if(round(microtime(true) - $start,3) > $timeout ){
+                break;
+            }
+            $temp = $channel->pop(0.01);
+            if(is_array($temp)){
+                $ret = $ret+$temp;
+            }
+        }
+        return $ret;
+    }
+}
\ No newline at end of file