diff --git a/sdk/composer.json b/composer.json
similarity index 69%
rename from sdk/composer.json
rename to composer.json
index 89e5d7f..672da3d 100644
--- a/sdk/composer.json
+++ b/composer.json
@@ -1,4 +1,13 @@
 {
+    "name": "shulidata/easyaliapy",
+    "description": "支付宝SDK",
+    "keywords": [
+        "alipay",
+        "easyaliapy",
+        "alipay-sdk",
+        "sdk"
+    ],
+    "license": "MIT",
     "require": {
         "php": ">=7.0",
         "ext-fileinfo": "*",
@@ -12,7 +21,7 @@
     },
     "autoload": {
         "psr-4": {
-            "EasyAlipay\\": "sdk/src/"
+            "EasyAlipay\\": "src/"
         }
     },
     "autoload-dev": {
diff --git a/sdk/README.md b/sdk/README.md
deleted file mode 100755
index 257ec0b..0000000
--- a/sdk/README.md
+++ /dev/null
@@ -1,4 +0,0 @@
-1、安装PHP7以上版本
-2、安装composer：https://getcomposer.org/
-3、安装项目依赖：composer install 在sdk目录下生成依赖的vendor目录文件
-4、运行sdk/tests/test.php文件，可以获取沙箱环境下一笔交易查询结果
diff --git a/sdk/src/Base/Application.php b/src/Base/Application.php
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rename from sdk/src/Base/Application.php
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diff --git a/sdk/src/Base/Model/AlipaySystemOauthTokenRequest.php b/src/Base/Model/AlipaySystemOauthTokenRequest.php
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rename from sdk/src/Base/Model/AlipaySystemOauthTokenRequest.php
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diff --git a/sdk/src/Base/Oauth/Client.php b/src/Base/Oauth/Client.php
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diff --git a/sdk/src/Base/Oauth/ServiceProvider.php b/src/Base/Oauth/ServiceProvider.php
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diff --git a/sdk/src/Factory.php b/src/Factory.php
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diff --git a/sdk/src/Kernel/AopClient.php b/src/Kernel/AopClient.php
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diff --git a/sdk/src/Kernel/AopRequest.php b/src/Kernel/AopRequest.php
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diff --git a/sdk/src/Kernel/Config.php b/src/Kernel/Config.php
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diff --git a/sdk/src/Kernel/Providers/ConfigServiceProvider.php b/src/Kernel/Providers/ConfigServiceProvider.php
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diff --git a/sdk/src/Kernel/ServiceContainer.php b/src/Kernel/ServiceContainer.php
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diff --git a/sdk/src/Kernel/SignData.php b/src/Kernel/SignData.php
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diff --git a/sdk/src/Kernel/Support/Str.php b/src/Kernel/Support/Str.php
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diff --git a/sdk/src/Kernel/Traits/HasHttpRequests.php b/src/Kernel/Traits/HasHttpRequests.php
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diff --git a/sdk/src/Marketing/Application.php b/src/Marketing/Application.php
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diff --git a/sdk/src/Marketing/Model/AlipayPassInstanceAddContentBuilder.php b/src/Marketing/Model/AlipayPassInstanceAddContentBuilder.php
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diff --git a/sdk/src/Marketing/Pass/Client.php b/src/Marketing/Pass/Client.php
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diff --git a/sdk/src/Mini/Application.php b/src/Mini/Application.php
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diff --git a/sdk/src/Mini/Identification/Client.php b/src/Mini/Identification/Client.php
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diff --git a/sdk/src/Mini/Model/AlipayOpenAppMiniTemplatemessageSendContentBuilder.php b/src/Mini/Model/AlipayOpenAppMiniTemplatemessageSendContentBuilder.php
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diff --git a/sdk/src/Mini/Model/ZolozIdentificationCustomerCertifyzhubQueryContentBuilder.php b/src/Mini/Model/ZolozIdentificationCustomerCertifyzhubQueryContentBuilder.php
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diff --git a/sdk/src/Mini/TemplateMessage/Client.php b/src/Mini/TemplateMessage/Client.php
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diff --git a/sdk/src/OpenPublic/Application.php b/src/OpenPublic/Application.php
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diff --git a/sdk/src/Payment/Application.php b/src/Payment/Application.php
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