diff --git a/README.md b/README.md
index 2ef024810d..081b82540a 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@
 
 安装Composer：
     windows环境请访问[Composer官网](https://getcomposer.org/download/)下载安装包安装。
-    
+
     unix环境在命令行中执行以下命令安装。
     > curl -sS https://getcomposer.org/installer | php
 
@@ -38,7 +38,7 @@ composer require tencentcloud/tencentcloud-sdk-php
 - 无法使用官方源的的用户可以设置镜像源，例如：`composer config -g repos.packagist composer https://mirrors.tencent.com/composer/`
 - 推荐使用固定的 SDK 版本开发测试和发布应用，例如 `composer require tencentcloud/cvm=xx.yy.zz`。如果不需要 phpunit 等开发依赖，可以指定 `--update-no-dev` 选项。
 - 在代码中添加以下引用代码。注意：如下仅为示例，composer 会在项目根目录下生成 vendor 目录，`/path/to/`为项目根目录的实际绝对路径，如果是在当前目录执行，可以省略绝对路径。
-    
+
     > require '/path/to/vendor/autoload.php';
 
 # 示例
@@ -106,6 +106,7 @@ try {
     // $httpProfile->setProxy("https://ip:port");
     $httpProfile->setReqMethod("GET");  // post请求(默认为post请求)
     $httpProfile->setReqTimeout(30);    // 请求超时时间，单位为秒(默认60秒)
+    $httpProfile->setStream(false);    // 关闭流式传输(默认开启)
     $httpProfile->setEndpoint("cvm.ap-shanghai.tencentcloudapi.com");  // 指定接入地域域名(默认就近接入)
 
     // 实例化一个client选项，可选的，没有特殊需求可以跳过
diff --git a/src/TencentCloud/Common/Http/HttpConnection.php b/src/TencentCloud/Common/Http/HttpConnection.php
index 14acfb2cbc..76c6cad149 100644
--- a/src/TencentCloud/Common/Http/HttpConnection.php
+++ b/src/TencentCloud/Common/Http/HttpConnection.php
@@ -39,7 +39,7 @@ private  function getOptions()
         $options = ["allow_redirects" => false];
         $options["timeout"] = $this->profile->getHttpProfile()->getReqTimeout();
         $options["proxy"] = $this->profile->getHttpProfile()->getProxy();
-        $options["stream"] = true;
+        $options["stream"] = $this->profile->getHttpProfile()->getStream();
         return $options;
     }
 
diff --git a/src/TencentCloud/Common/Profile/HttpProfile.php b/src/TencentCloud/Common/Profile/HttpProfile.php
index 3c98f45c7f..be085e64db 100644
--- a/src/TencentCloud/Common/Profile/HttpProfile.php
+++ b/src/TencentCloud/Common/Profile/HttpProfile.php
@@ -86,6 +86,11 @@ class HttpProfile
      */
     private $keepAlive;
 
+    /**
+     * @var boolean 是否使用流式传输
+     */
+    private $stream;
+
     /**
      * HttpProfile constructor.
      * @param string $protocol  请求协议
@@ -101,6 +106,7 @@ public function __construct($protocol = null, $endpoint = null, $reqMethod = nul
         $this->protocol = $protocol ? $protocol : HttpProfile::$REQ_HTTPS;
         $this->rootDomain = "tencentcloudapi.com";
         $this->keepAlive = false;
+        $this->stream = true;
     }
 
     /**
@@ -212,4 +218,20 @@ public function setKeepAlive($flag) {
     public function getKeepAlive() {
         return $this->keepAlive;
     }
+
+    /**
+     * 设置是否使用流式传输
+     * @param boolean $stream 是否使用流式传输
+     */
+    public function setStream($stream) {
+        $this->stream = $stream;
+    }
+
+    /**
+     * 获取是否使用流式传输
+     * @return boolean 是否使用流式传输
+     */
+    public function getStream() {
+        return $this->stream;
+    }
 }