diff --git a/.env b/.env
index 8a405ee4a8211bd0f68e3207117c88b36ddc4405..c6e4ae85cfb09973b6f7b9922ee5c9244dbff9af 100644
--- a/.env
+++ b/.env
@@ -36,3 +36,10 @@ LOCK_DSN=semaphore
 ###> symfony/mailer ###
 MAILER_DSN=smtp://127.0.0.1:1025
 ###< symfony/mailer ###
+
+###> symfony/messenger ###
+# Choose one of the transports below
+# MESSENGER_TRANSPORT_DSN=doctrine://default
+# MESSENGER_TRANSPORT_DSN=amqp://guest:guest@localhost:5672/%2f/messages
+# MESSENGER_TRANSPORT_DSN=redis://localhost:6379/messages
+###< symfony/messenger ###
diff --git a/composer.json b/composer.json
index 1cb4d2bcaa75393253e3491a7a38e1d2acb53082..b5724c243407f2c950c8055659df77a77d29cec6 100644
--- a/composer.json
+++ b/composer.json
@@ -24,6 +24,7 @@
         "symfony/flex": "^1.3.1",
         "symfony/framework-bundle": "5.3.*",
         "symfony/mailer": "5.3.*",
+        "symfony/messenger": "5.3.*",
         "symfony/mime": "5.3.*",
         "symfony/proxy-manager-bridge": "5.3.*",
         "symfony/rate-limiter": "5.3.*",
diff --git a/composer.lock b/composer.lock
index 08a32d36c396c31e69e208dd0e83b709da7deb88..405b15a8c9fe6066e33c083ce0d7018e7e562e52 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "15f43f40b7427a91aa25d3687fb76654",
+    "content-hash": "302e93848739db6c65cce97b06bcc20f",
     "packages": [
         {
             "name": "composer/package-versions-deprecated",
@@ -2718,6 +2718,81 @@
             },
             "time": "2021-05-31T10:40:46+00:00"
         },
+        {
+            "name": "symfony/amqp-messenger",
+            "version": "v5.3.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/amqp-messenger.git",
+                "reference": "7444d23daba4551f550d4a19c4d10c6eefa87615"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/amqp-messenger/zipball/7444d23daba4551f550d4a19c4d10c6eefa87615",
+                "reference": "7444d23daba4551f550d4a19c4d10c6eefa87615",
+                "shasum": "",
+                "mirrors": [
+                    {
+                        "url": "https://mirrors.aliyun.com/composer/dists/%package%/%reference%.%type%",
+                        "preferred": true
+                    }
+                ]
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "symfony/deprecation-contracts": "^2.1",
+                "symfony/messenger": "^5.3"
+            },
+            "require-dev": {
+                "symfony/event-dispatcher": "^4.4|^5.0",
+                "symfony/process": "^4.4|^5.0",
+                "symfony/property-access": "^4.4|^5.0",
+                "symfony/serializer": "^4.4|^5.0"
+            },
+            "type": "symfony-bridge",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Messenger\\Bridge\\Amqp\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony AMQP extension Messenger Bridge",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/amqp-messenger/tree/v5.3.4"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-07-21T12:40:44+00:00"
+        },
         {
             "name": "symfony/asset",
             "version": "v5.3.2",
@@ -3459,6 +3534,85 @@
             ],
             "time": "2021-06-01T15:43:02+00:00"
         },
+        {
+            "name": "symfony/doctrine-messenger",
+            "version": "v5.3.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/doctrine-messenger.git",
+                "reference": "f67e8f9f7d0e14d079c655c4c51440c388238e76"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/doctrine-messenger/zipball/f67e8f9f7d0e14d079c655c4c51440c388238e76",
+                "reference": "f67e8f9f7d0e14d079c655c4c51440c388238e76",
+                "shasum": "",
+                "mirrors": [
+                    {
+                        "url": "https://mirrors.aliyun.com/composer/dists/%package%/%reference%.%type%",
+                        "preferred": true
+                    }
+                ]
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "symfony/messenger": "^5.1",
+                "symfony/service-contracts": "^1.1|^2"
+            },
+            "conflict": {
+                "doctrine/dbal": "<2.10",
+                "doctrine/persistence": "<1.3"
+            },
+            "require-dev": {
+                "doctrine/dbal": "^2.10|^3.0",
+                "doctrine/persistence": "^1.3|^2",
+                "symfony/property-access": "^4.4|^5.0",
+                "symfony/serializer": "^4.4|^5.0"
+            },
+            "type": "symfony-bridge",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Messenger\\Bridge\\Doctrine\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Doctrine Messenger Bridge",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/doctrine-messenger/tree/v5.3.4"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-07-23T15:47:41+00:00"
+        },
         {
             "name": "symfony/dotenv",
             "version": "v5.3.0",
@@ -4904,6 +5058,102 @@
             ],
             "time": "2021-06-24T08:13:00+00:00"
         },
+        {
+            "name": "symfony/messenger",
+            "version": "v5.3.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/messenger.git",
+                "reference": "1500e5be63724f90fb9fb55f78ebfb46b3305ede"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/messenger/zipball/1500e5be63724f90fb9fb55f78ebfb46b3305ede",
+                "reference": "1500e5be63724f90fb9fb55f78ebfb46b3305ede",
+                "shasum": "",
+                "mirrors": [
+                    {
+                        "url": "https://mirrors.aliyun.com/composer/dists/%package%/%reference%.%type%",
+                        "preferred": true
+                    }
+                ]
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "psr/log": "^1|^2|^3",
+                "symfony/amqp-messenger": "^5.1",
+                "symfony/deprecation-contracts": "^2.1",
+                "symfony/doctrine-messenger": "^5.1",
+                "symfony/polyfill-php80": "^1.16",
+                "symfony/redis-messenger": "^5.1"
+            },
+            "conflict": {
+                "symfony/event-dispatcher": "<4.4",
+                "symfony/framework-bundle": "<4.4",
+                "symfony/http-kernel": "<4.4",
+                "symfony/serializer": "<5.0"
+            },
+            "require-dev": {
+                "psr/cache": "^1.0|^2.0|^3.0",
+                "symfony/console": "^4.4|^5.0",
+                "symfony/dependency-injection": "^4.4|^5.0",
+                "symfony/event-dispatcher": "^4.4|^5.0",
+                "symfony/http-kernel": "^4.4|^5.0",
+                "symfony/process": "^4.4|^5.0",
+                "symfony/property-access": "^4.4|^5.0",
+                "symfony/routing": "^4.4|^5.0",
+                "symfony/serializer": "^5.0",
+                "symfony/service-contracts": "^1.1|^2",
+                "symfony/stopwatch": "^4.4|^5.0",
+                "symfony/validator": "^4.4|^5.0"
+            },
+            "suggest": {
+                "enqueue/messenger-adapter": "For using the php-enqueue library as a transport."
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Messenger\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Samuel Roze",
+                    "email": "samuel.roze@gmail.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Helps applications send and receive messages to/from other applications or via message queues",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/messenger/tree/v5.3.4"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-07-21T13:21:39+00:00"
+        },
         {
             "name": "symfony/mime",
             "version": "v5.3.2",
@@ -6340,6 +6590,79 @@
             ],
             "time": "2021-05-26T17:43:10+00:00"
         },
+        {
+            "name": "symfony/redis-messenger",
+            "version": "v5.3.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/redis-messenger.git",
+                "reference": "1eed27264bc2b965c37460bb2e36b602ed6ba694"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/redis-messenger/zipball/1eed27264bc2b965c37460bb2e36b602ed6ba694",
+                "reference": "1eed27264bc2b965c37460bb2e36b602ed6ba694",
+                "shasum": "",
+                "mirrors": [
+                    {
+                        "url": "https://mirrors.aliyun.com/composer/dists/%package%/%reference%.%type%",
+                        "preferred": true
+                    }
+                ]
+            },
+            "require": {
+                "php": ">=7.2.5",
+                "symfony/deprecation-contracts": "^2.1",
+                "symfony/messenger": "^5.1"
+            },
+            "require-dev": {
+                "symfony/property-access": "^4.4|^5.0",
+                "symfony/serializer": "^4.4|^5.0"
+            },
+            "type": "symfony-bridge",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Messenger\\Bridge\\Redis\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Redis extension Messenger Bridge",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/redis-messenger/tree/v5.3.4"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-07-21T12:40:44+00:00"
+        },
         {
             "name": "symfony/routing",
             "version": "v5.3.0",
diff --git a/config/packages/messenger.yaml b/config/packages/messenger.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..6b7319ce2be76433a6a14e310b54b6bb059a386b
--- /dev/null
+++ b/config/packages/messenger.yaml
@@ -0,0 +1,14 @@
+framework:
+    messenger:
+        # Uncomment this (and the failed transport below) to send failed messages to this transport for later handling.
+        # failure_transport: failed
+
+        transports:
+            # https://symfony.com/doc/current/messenger.html#transport-configuration
+            # async: '%env(MESSENGER_TRANSPORT_DSN)%'
+            # failed: 'doctrine://default?queue_name=failed'
+            # sync: 'sync://'
+
+        routing:
+            # Route your messages to the transports
+            # 'App\Message\YourMessage': async
diff --git a/src/Message/SendEmailMessage.php b/src/Message/SendEmailMessage.php
new file mode 100644
index 0000000000000000000000000000000000000000..37fe9efd7b9af0fe6593cbbeea2877bfb15179c6
--- /dev/null
+++ b/src/Message/SendEmailMessage.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Message;
+
+final class SendEmailMessage
+{
+    /*
+     * Add whatever properties & methods you need to hold the
+     * data for this message class.
+     */
+
+     private $postId;
+//
+     public function __construct(string $postId)
+     {
+         $this->postId = $postId;
+     }
+//
+    public function getPostId(): string
+    {
+        return $this->postId;
+    }
+}
diff --git a/src/MessageHandler/SendEmailMessageHandler.php b/src/MessageHandler/SendEmailMessageHandler.php
new file mode 100644
index 0000000000000000000000000000000000000000..d7d334d6d2b6ec4a0f6ab103e12c38a4f44df832
--- /dev/null
+++ b/src/MessageHandler/SendEmailMessageHandler.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace App\MessageHandler;
+
+use App\Message\SendEmailMessage;
+use App\Repository\PostRepository;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
+use Symfony\Component\Mailer\MailerInterface;
+use Symfony\Component\Messenger\Handler\MessageHandlerInterface;
+use Symfony\Component\Mime\Email;
+
+final class SendEmailMessageHandler implements MessageHandlerInterface
+{
+    /**
+     * @var PostRepository
+     */
+    private PostRepository $postRepository;
+    /**
+     * @var ParameterBagInterface
+     */
+    private ParameterBagInterface $parameterBag;
+    /**
+     * @var MailerInterface
+     */
+    private MailerInterface $mailer;
+
+    public function __construct(PostRepository $postRepository, ParameterBagInterface $parameterBag, MailerInterface $mailer)
+    {
+        $this->postRepository = $postRepository;
+        $this->parameterBag = $parameterBag;
+        $this->mailer = $mailer;
+    }
+
+    public function __invoke(SendEmailMessage $message)
+    {
+        $postId = $message->getPostId();
+        $post = $this->postRepository->find($postId);
+
+        $email = (new Email())
+            ->from($this->parameterBag->get('send_email'))
+            ->to($this->parameterBag->get('editor_email'), $this->parameterBag->get('checker_email'))
+            ->subject('有新的文章<'.$post->getTitle().'>发布了，请检查。')
+            ->text('有新的文章<'.$post->getTitle().'>发布了，请检查。');
+        sleep(10);
+        $this->mailer->send($email);
+    }
+}
diff --git a/symfony.lock b/symfony.lock
index 2e6424358e174aeefe0432c868bb3af1c0362917..0b74843eb624629086e2665d9b9d93a0a51b429b 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -286,6 +286,9 @@
             "config/packages/sensio_framework_extra.yaml"
         ]
     },
+    "symfony/amqp-messenger": {
+        "version": "v5.3.4"
+    },
     "symfony/asset": {
         "version": "v5.3.2"
     },
@@ -340,6 +343,9 @@
     "symfony/doctrine-bridge": {
         "version": "v5.3.1"
     },
+    "symfony/doctrine-messenger": {
+        "version": "v5.3.4"
+    },
     "symfony/dom-crawler": {
         "version": "v5.3.0"
     },
@@ -446,6 +452,18 @@
             "ref": "fadbfe33303a76e25cb63401050439aa9b1a9c7f"
         }
     },
+    "symfony/messenger": {
+        "version": "4.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "master",
+            "version": "4.3",
+            "ref": "e9a414b113ceadbf4e52abe37bf8f1b443f06ccb"
+        },
+        "files": [
+            "config/packages/messenger.yaml"
+        ]
+    },
     "symfony/mime": {
         "version": "v5.3.2"
     },
@@ -545,6 +563,9 @@
     "symfony/rate-limiter": {
         "version": "v5.3.0"
     },
+    "symfony/redis-messenger": {
+        "version": "v5.3.4"
+    },
     "symfony/routing": {
         "version": "5.3",
         "recipe": {