diff --git a/docs/auto-completion-static.php b/docs/auto-completion-static.php
index b71415409..bb6e9c1d0 100755
--- a/docs/auto-completion-static.php
+++ b/docs/auto-completion-static.php
@@ -113,7 +113,7 @@ public static function until($name, $args = [])
     /**
      * Attach a handler to an event
      *
-     * @param string|array $name The name of event, or an array that the key is event name and the value is event hanlder
+     * @param string|array $name The name of event, or an associative array contains event name and event handler pairs
      * @param callable $fn The event handler
      * @param int $priority The event priority
      * @throws \InvalidArgumentException when the second argument is not callable
@@ -238,7 +238,7 @@ class Password
      * Hash the password using the specified algorithm
      *
      * @param string $password The password to hash
-     * @return string|false The hashed password, or false on error.
+     * @return string|false the hashed password, or false on error
      * @throws \InvalidArgumentException
      * @see Password::hash
      */
@@ -259,7 +259,7 @@ public static function hash($password)
      * )
      *
      * @param string $hash The password hash to extract info from
-     * @return array The array of information about the hash.
+     * @return array the array of information about the hash
      * @see Password::getInfo
      */
     public static function getInfo($hash)
@@ -272,7 +272,7 @@ public static function getInfo($hash)
      * If the answer is true, after validating the password using password_verify, rehash it.
      *
      * @param string $hash The hash to test
-     * @return boolean True if the password needs to be rehashed.
+     * @return bool true if the password needs to be rehashed
      * @see Password::needsRehash
      */
     public static function needsRehash($hash)
@@ -284,7 +284,7 @@ public static function needsRehash($hash)
      *
      * @param string $password The password to verify
      * @param string $hash The hash to verify against
-     * @return boolean If the password matches the hash
+     * @return bool If the password matches the hash
      * @see Password::verify
      */
     public static function verify($password, $hash)
@@ -340,6 +340,97 @@ class Session
 {
 }
 
+class Share
+{
+    /**
+     * @param string $title
+     * @return $this
+     * @see Share::setTitle
+     */
+    public static function setTitle($title)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getTitle
+     */
+    public static function getTitle()
+    {
+    }
+
+    /**
+     * @param string $image
+     * @return $this
+     * @see Share::setImage
+     */
+    public static function setImage($image)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getImage
+     */
+    public static function getImage()
+    {
+    }
+
+    /**
+     * @param string $description
+     * @return Share
+     * @see Share::setDescription
+     */
+    public static function setDescription($description)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getDescription
+     */
+    public static function getDescription()
+    {
+    }
+
+    /**
+     * @param string $url
+     * @return Share
+     * @see Share::setUrl
+     */
+    public static function setUrl($url)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getUrl
+     */
+    public static function getUrl()
+    {
+    }
+
+    /**
+     * Returns share data as JSON
+     *
+     * @return string
+     * @see Share::toJson
+     */
+    public static function toJson()
+    {
+    }
+
+    /**
+     * Returns share data as JSON for WeChat
+     *
+     * @return string
+     * @see Share::toWechatJson
+     */
+    public static function toWechatJson()
+    {
+    }
+}
+
 class Soap
 {
 }
@@ -868,7 +959,7 @@ public function until($name, $args = [])
     /**
      * Attach a handler to an event
      *
-     * @param string|array $name The name of event, or an array that the key is event name and the value is event hanlder
+     * @param string|array $name The name of event, or an associative array contains event name and event handler pairs
      * @param callable $fn The event handler
      * @param int $priority The event priority
      * @throws \InvalidArgumentException when the second argument is not callable
@@ -993,7 +1084,7 @@ class Password
      * Hash the password using the specified algorithm
      *
      * @param string $password The password to hash
-     * @return string|false The hashed password, or false on error.
+     * @return string|false the hashed password, or false on error
      * @throws \InvalidArgumentException
      * @see Password::hash
      */
@@ -1014,7 +1105,7 @@ public function hash($password)
      * )
      *
      * @param string $hash The password hash to extract info from
-     * @return array The array of information about the hash.
+     * @return array the array of information about the hash
      * @see Password::getInfo
      */
     public function getInfo($hash)
@@ -1027,7 +1118,7 @@ public function getInfo($hash)
      * If the answer is true, after validating the password using password_verify, rehash it.
      *
      * @param string $hash The hash to test
-     * @return boolean True if the password needs to be rehashed.
+     * @return bool true if the password needs to be rehashed
      * @see Password::needsRehash
      */
     public function needsRehash($hash)
@@ -1039,7 +1130,7 @@ public function needsRehash($hash)
      *
      * @param string $password The password to verify
      * @param string $hash The hash to verify against
-     * @return boolean If the password matches the hash
+     * @return bool If the password matches the hash
      * @see Password::verify
      */
     public function verify($password, $hash)
@@ -1095,6 +1186,97 @@ class Session
 {
 }
 
+class Share
+{
+    /**
+     * @param string $title
+     * @return $this
+     * @see Share::setTitle
+     */
+    public function setTitle($title)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getTitle
+     */
+    public function getTitle()
+    {
+    }
+
+    /**
+     * @param string $image
+     * @return $this
+     * @see Share::setImage
+     */
+    public function setImage($image)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getImage
+     */
+    public function getImage()
+    {
+    }
+
+    /**
+     * @param string $description
+     * @return Share
+     * @see Share::setDescription
+     */
+    public function setDescription($description)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getDescription
+     */
+    public function getDescription()
+    {
+    }
+
+    /**
+     * @param string $url
+     * @return Share
+     * @see Share::setUrl
+     */
+    public function setUrl($url)
+    {
+    }
+
+    /**
+     * @return string
+     * @see Share::getUrl
+     */
+    public function getUrl()
+    {
+    }
+
+    /**
+     * Returns share data as JSON
+     *
+     * @return string
+     * @see Share::toJson
+     */
+    public function toJson()
+    {
+    }
+
+    /**
+     * Returns share data as JSON for WeChat
+     *
+     * @return string
+     * @see Share::toWechatJson
+     */
+    public function toWechatJson()
+    {
+    }
+}
+
 class Soap
 {
 }
diff --git a/docs/auto-completion.php b/docs/auto-completion.php
index f804b5ae8..298252700 100755
--- a/docs/auto-completion.php
+++ b/docs/auto-completion.php
@@ -309,6 +309,12 @@ class ServiceTraitMixin {
 class SessionMixin {
 }
 
+/**
+ * @property    Wei\Share $share A service contains share data
+ */
+class ShareMixin {
+}
+
 /**
  * @property    Wei\Soap $soap A Soap client that works like HTTP service
  * @method      Wei\Soap soap($options = []) Create a new Soap service and execute
@@ -331,7 +337,7 @@ class TMixin {
 
 /**
  * @property    Wei\TagCache $tagCache A cache service that support tagging
- * @method      Wei\TagCache tagCache($tag, $_ = null, $__ = null) Manager: Create a new cache service with tagging support
+ * @method      Wei\TagCache tagCache($tag, $ignore1 = null, $ignore2 = null) Manager: Create a new cache service with tagging support
  */
 class TagCacheMixin {
 }
@@ -693,14 +699,14 @@ class IsLuhnMixin {
 
 /**
  * @property    Wei\Validator\MaxLength $isMaxLength Check if the length (or size) of input is lower than specified length
- * @method      mixed isMaxLength($input, $max = null, $__ = null)
+ * @method      mixed isMaxLength($input, $max = null, $ignore = null)
  */
 class IsMaxLengthMixin {
 }
 
 /**
  * @property    Wei\Validator\MinLength $isMinLength Check if the length (or size) of input is greater than specified length
- * @method      mixed isMinLength($input, $min = null, $__ = null)
+ * @method      mixed isMinLength($input, $min = null, $ignore = null)
  */
 class IsMinLengthMixin {
 }
@@ -721,7 +727,7 @@ class IsNaturalNumberMixin {
 
 /**
  * @property    Wei\Validator\NoneOf $isNoneOf Check if the input is NOT valid by all of specified rules
- * @method      mixed isNoneOf($input, $rules = [], $__ = null)
+ * @method      mixed isNoneOf($input, $rules = [], $ignore = null)
  */
 class IsNoneOfMixin {
 }
@@ -927,6 +933,7 @@ class IsUuidMixin {
  * @mixin SchemaMixin
  * @mixin ServiceTraitMixin
  * @mixin SessionMixin
+ * @mixin ShareMixin
  * @mixin SoapMixin
  * @mixin StatsDMixin
  * @mixin TMixin
diff --git a/lib/Share.php b/lib/Share.php
new file mode 100644
index 000000000..c87608ee2
--- /dev/null
+++ b/lib/Share.php
@@ -0,0 +1,147 @@
+<?php
+/**
+ * Wei Framework
+ *
+ * @copyright   Copyright (c) 2008-2020 Twin Huang
+ * @license     http://opensource.org/licenses/mit-license.php MIT License
+ */
+
+namespace Wei;
+
+/**
+ * A service contains share data
+ */
+class Share extends Base
+{
+    /**
+     * @var string
+     */
+    protected $title;
+
+    /**
+     * @var string
+     */
+    protected $image;
+
+    /**
+     * @var string
+     */
+    protected $description;
+
+    /**
+     * @var string
+     */
+    protected $url;
+
+    /**
+     * @param string $title
+     * @return $this
+     * @svc
+     */
+    protected function setTitle($title)
+    {
+        $this->title = $title;
+        return $this;
+    }
+
+    /**
+     * @return string
+     * @svc
+     */
+    protected function getTitle()
+    {
+        return $this->title;
+    }
+
+    /**
+     * @param string $image
+     * @return $this
+     * @svc
+     */
+    protected function setImage($image)
+    {
+        $this->image = $image;
+        return $this;
+    }
+
+    /**
+     * @return string
+     * @svc
+     */
+    protected function getImage()
+    {
+        return $this->image;
+    }
+
+    /**
+     * @param string $description
+     * @return Share
+     * @svc
+     */
+    protected function setDescription($description)
+    {
+        $this->description = $description;
+        return $this;
+    }
+
+    /**
+     * @return string
+     * @svc
+     */
+    protected function getDescription()
+    {
+        return $this->description;
+    }
+
+    /**
+     * @param string $url
+     * @return Share
+     * @svc
+     */
+    protected function setUrl($url)
+    {
+        $this->url = $url;
+        return $this;
+    }
+
+    /**
+     * @return string
+     * @svc
+     */
+    protected function getUrl()
+    {
+        return $this->url;
+    }
+
+    /**
+     * Returns share data as JSON
+     *
+     * @return string
+     * @svc
+     */
+    protected function toJson()
+    {
+        return json_encode([
+            'title' => $this->title,
+            'image' => $this->image,
+            'description' => $this->description,
+            'url' => $this->url,
+        ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
+    }
+
+    /**
+     * Returns share data as JSON for WeChat
+     *
+     * @return string
+     * @svc
+     */
+    protected function toWechatJson()
+    {
+        return json_encode([
+            'title' => $this->title,
+            'desc' => $this->description,
+            'link' => $this->url,
+            'imgUrl' => $this->image,
+        ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
+    }
+}
diff --git a/tests/unit/ShareTest.php b/tests/unit/ShareTest.php
new file mode 100644
index 000000000..ad324b9ed
--- /dev/null
+++ b/tests/unit/ShareTest.php
@@ -0,0 +1,70 @@
+<?php
+
+namespace WeiTest;
+
+use Wei\Share;
+
+/**
+ * @internal
+ */
+class ShareTest extends TestCase
+{
+    public function testTitle()
+    {
+        $this->assertNull(Share::getTitle());
+
+        Share::setTitle('title');
+
+        $this->assertSame('title', Share::getTitle());
+    }
+
+    public function testUrl()
+    {
+        $this->assertNull(Share::getUrl());
+
+        Share::setUrl('url');
+
+        $this->assertSame('url', Share::getUrl());
+    }
+
+    public function testDescription()
+    {
+        $this->assertNull(Share::getDescription());
+
+        Share::setDescription('description');
+
+        $this->assertSame('description', Share::getDescription());
+    }
+
+    public function testImage()
+    {
+        $this->assertNull(Share::getImage());
+
+        Share::setImage('image');
+
+        $this->assertSame('image', Share::getImage());
+    }
+
+    public function testToJson()
+    {
+        Share::setTitle('title')
+            ->setUrl('url')
+            ->setDescription('description')
+            ->setImage('image');
+
+        $this->assertSame('{"title":"title","image":"image","description":"description","url":"url"}', Share::toJson());
+    }
+
+    public function testToWechatJson()
+    {
+        Share::setTitle('title')
+            ->setUrl('url')
+            ->setDescription('description')
+            ->setImage('image');
+
+        $this->assertSame(
+            '{"title":"title","desc":"description","link":"url","imgUrl":"image"}',
+            Share::toWechatJson()
+        );
+    }
+}