diff --git a/src/Exceptions/ServiceNotFoundException.php b/src/Exceptions/ServiceNotFoundException.php
new file mode 100644
index 0000000..a39b428
--- /dev/null
+++ b/src/Exceptions/ServiceNotFoundException.php
@@ -0,0 +1,15 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Jaeger <JaegerCode@gmail.com>
+ * Date: 2017/9/21
+ */
+
+namespace QL\Exceptions;
+
+use Exception;
+
+class ServiceNotFoundException extends Exception
+{
+
+}
\ No newline at end of file
diff --git a/src/Kernel.php b/src/Kernel.php
index 80d4686..616686e 100644
--- a/src/Kernel.php
+++ b/src/Kernel.php
@@ -8,8 +8,9 @@
 namespace QL;
 
 use QL\Contracts\ServiceProviderContract;
+use QL\Exceptions\ServiceNotFoundException;
 use QL\Providers\EncodeServiceProvider;
-
+use Closure;
 
 class Kernel
 {
@@ -17,12 +18,22 @@ class Kernel
         EncodeServiceProvider::class
     ];
 
-    protected $binds = [];
+    protected $binds;
+    protected $ql;
+
+    /**
+     * Kernel constructor.
+     * @param $ql
+     */
+    public function __construct(QueryList $ql)
+    {
+        $this->ql = $ql;
+        $this->binds = collect();
+    }
 
     public function bootstrap()
     {
         $this->registerProviders();
-
         return $this;
     }
 
@@ -33,9 +44,17 @@ class Kernel
         }
     }
 
-    public function bind($name, $provider)
+    public function bind(string $name,Closure $provider)
     {
-        $this->binds[$name] = value($provider);
+        $this->binds[$name] = $provider;
+    }
+
+    public function getBind(string $name)
+    {
+        if(!$this->binds->offsetExists($name)){
+            throw new ServiceNotFoundException("Service: {$name} not found!");
+        }
+        return $this->binds[$name];
     }
 
     private function register(ServiceProviderContract $instance)
diff --git a/src/Providers/EncodeServiceProvider.php b/src/Providers/EncodeServiceProvider.php
index ae769f2..19e0da4 100644
--- a/src/Providers/EncodeServiceProvider.php
+++ b/src/Providers/EncodeServiceProvider.php
@@ -15,8 +15,8 @@ class EncodeServiceProvider implements ServiceProviderContract
 {
     public function register(Kernel $kernel)
     {
-        $kernel->bind('encoder',function (){
-            return new EncodeService();
+        $kernel->bind('encoding',function (string $outputEncoding,string $inputEncoding = null){
+            return EncodeService::convert($this,$outputEncoding,$inputEncoding);
         });
     }
 }
\ No newline at end of file
diff --git a/src/QueryList.php b/src/QueryList.php
index 4f17075..a0dac3b 100644
--- a/src/QueryList.php
+++ b/src/QueryList.php
@@ -28,9 +28,15 @@ class QueryList
      */
     public function __construct()
     {
-        $this->kernel = (new Kernel())->bootstrap();
+        $this->kernel = (new Kernel($this))->bootstrap();
     }
 
+    public function __call($name, $arguments)
+    {
+       return $this->kernel->getBind($name)->call($this,...$arguments);
+    }
+
+
     /**
      * @return mixed
      */
diff --git a/src/Services/EncodeService.php b/src/Services/EncodeService.php
index fa16643..2c5a612 100644
--- a/src/Services/EncodeService.php
+++ b/src/Services/EncodeService.php
@@ -9,5 +9,14 @@ namespace QL\Services;
 
 class EncodeService
 {
+    public static function convert($ql,string $outputEncoding,string $inputEncoding = null)
+    {
+        dump($outputEncoding,$inputEncoding);
+        return $ql;
+    }
 
+    public static function detect()
+    {
+
+    }
 }
\ No newline at end of file