diff --git a/composer.json b/composer.json
index a961ea4..65f6a76 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,8 @@
         }
     ],
     "require": {
-        "phpunit/phpunit": "~5"
+        "phpunit/phpunit": "~5.7.0",
+        "mockery/mockery": "^1.2"
     },
     "autoload": {
         "psr-4": {
diff --git a/src/FactoryMethod/Sample/Implemention/SUV.php b/src/FactoryMethod/Sample/Implemention/SUV.php
new file mode 100644
index 0000000..acde5bd
--- /dev/null
+++ b/src/FactoryMethod/Sample/Implemention/SUV.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:05.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Implemention;
+
+use Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces\ProductInterface;
+
+class SUV implements ProductInterface
+{
+    public function action()
+    {
+        // TODO: Implement action() method.
+        return 'SUV';
+    }
+}
diff --git a/src/FactoryMethod/Sample/Implemention/SUVFactory.php b/src/FactoryMethod/Sample/Implemention/SUVFactory.php
new file mode 100644
index 0000000..ccff740
--- /dev/null
+++ b/src/FactoryMethod/Sample/Implemention/SUVFactory.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:04.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Implemention;
+
+use Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces\FactoryInterface;
+
+class SUVFactory implements FactoryInterface
+{
+    public static function create()
+    {
+        // TODO: Implement create() method.
+        return new SUV();
+    }
+}
diff --git a/src/FactoryMethod/Sample/Implemention/Taxi.php b/src/FactoryMethod/Sample/Implemention/Taxi.php
new file mode 100644
index 0000000..0478667
--- /dev/null
+++ b/src/FactoryMethod/Sample/Implemention/Taxi.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:06.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Implemention;
+
+use Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces\ProductInterface;
+
+class Taxi implements ProductInterface
+{
+    public function action()
+    {
+        // TODO: Implement action() method.
+        return 'Taxi';
+    }
+}
diff --git a/src/FactoryMethod/Sample/Implemention/TaxiFactory.php b/src/FactoryMethod/Sample/Implemention/TaxiFactory.php
new file mode 100644
index 0000000..941f119
--- /dev/null
+++ b/src/FactoryMethod/Sample/Implemention/TaxiFactory.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:07.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Implemention;
+
+use Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces\FactoryInterface;
+
+class TaxiFactory implements FactoryInterface
+{
+    public static function create()
+    {
+        // TODO: Implement create() method.
+        return new Taxi();
+    }
+}
diff --git a/src/FactoryMethod/Sample/Interfaces/FactoryInterface.php b/src/FactoryMethod/Sample/Interfaces/FactoryInterface.php
new file mode 100644
index 0000000..f87e37b
--- /dev/null
+++ b/src/FactoryMethod/Sample/Interfaces/FactoryInterface.php
@@ -0,0 +1,14 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:02.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces;
+
+interface FactoryInterface
+{
+    public static function create();
+}
diff --git a/src/FactoryMethod/Sample/Interfaces/ProductInterface.php b/src/FactoryMethod/Sample/Interfaces/ProductInterface.php
new file mode 100644
index 0000000..f2ed6f8
--- /dev/null
+++ b/src/FactoryMethod/Sample/Interfaces/ProductInterface.php
@@ -0,0 +1,14 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:03.
+ */
+
+namespace Sockstack\DesignPattern\FactoryMethod\Sample\Interfaces;
+
+interface ProductInterface
+{
+    public function action();
+}
diff --git a/src/FactoryMethod/doc.md b/src/FactoryMethod/doc.md
new file mode 100644
index 0000000..c05cdac
--- /dev/null
+++ b/src/FactoryMethod/doc.md
@@ -0,0 +1,11 @@
+## 工厂方法模式
+
+### 解析：
+
+工厂方法模式 和 简单工厂模式非常接近，唯一不同的是，允许有多个工厂存在，相当于给工厂分组。
+
+### 关键点：
+
+1. 每个工厂必须继承一个抽象类或接口类, 使之成为多态。
+2. 每个产品也必须继承一个抽象类或接口类,也使之成为多态。
+3. 每个工厂必须有一个工厂方法返回产品的实例。
diff --git a/tests/FactoryMethodTest.php b/tests/FactoryMethodTest.php
new file mode 100644
index 0000000..d0190dd
--- /dev/null
+++ b/tests/FactoryMethodTest.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Administrator
+ * Date: 2018/11/8
+ * Time: 16:09.
+ */
+
+namespace Sockstack\DesignPattern\Test;
+
+use PHPUnit\Framework\TestCase;
+use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\SUV;
+use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\SUVFactory;
+use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\Taxi;
+use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\TaxiFactory;
+
+class FactoryMethodTest extends TestCase
+{
+    public function testFactoryMethod()
+    {
+        $suv = SUVFactory::create();
+        $this->assertTrue($suv instanceof SUV);
+
+        $taxi = TaxiFactory::create();
+        $this->assertTrue($taxi instanceof Taxi);
+    }
+}