diff --git a/catch/system/database/seeds/GenerateSeed.php b/catch/system/database/seeds/GenerateSeed.php
new file mode 100644
index 0000000..b3d9bbc
--- /dev/null
+++ b/catch/system/database/seeds/GenerateSeed.php
@@ -0,0 +1 @@
+<?php
diff --git a/extend/catcher/Utils.php b/extend/catcher/Utils.php
index eb37ea2..eeb2b4d 100644
--- a/extend/catcher/Utils.php
+++ b/extend/catcher/Utils.php
@@ -1,6 +1,7 @@
 <?php
 namespace catcher;
 
+use think\facade\Db;
 use think\helper\Str;
 
 class Utils
@@ -50,4 +51,40 @@ class Utils
 
         return array_merge($search, $params);
     }
+
+    /**
+     * 导入树形数据
+     *
+     * @time 2020年04月29日
+     * @param $data
+     * @param $table
+     * @param string $pid
+     * @param string $primaryKey
+     * @return void
+     */
+    public static function importTreeData($data, $table, $pid = 'parent_id',$primaryKey = 'id')
+    {
+        $table = \config('database.connections.mysql.prefix') . $table;
+
+        foreach ($data as $value) {
+            if (isset($value[$primaryKey])) {
+                unset($value[$primaryKey]);
+            }
+
+            $children = $value['children'] ?? false;
+            if($children) {
+                unset($value['children']);
+            }
+
+            $id = Db::name($table)->insertGetId($value);
+
+            if ($children) {
+                foreach ($children as &$v) {
+                    $v[$pid] = $id;
+                    $v['level'] = !$value[$pid] ? $id : $value['level'] . '-' .$id;
+                }
+                self::importTreeData($children, $table, $primaryKey);
+            }
+        }
+    }
 }
diff --git a/extend/catcher/command/BackupCommand.php b/extend/catcher/command/Tools/BackupCommand.php
similarity index 99%
rename from extend/catcher/command/BackupCommand.php
rename to extend/catcher/command/Tools/BackupCommand.php
index 2beeabf..4cc66cf 100644
--- a/extend/catcher/command/BackupCommand.php
+++ b/extend/catcher/command/Tools/BackupCommand.php
@@ -4,7 +4,6 @@ declare (strict_types = 1);
 namespace catcher\command;
 
 use catcher\CatchAdmin;
-use think\Config;
 use think\console\Command;
 use think\console\Input;
 use think\console\input\Argument;
diff --git a/extend/catcher/command/CompressPackageCommand.php b/extend/catcher/command/Tools/CompressPackageCommand.php
similarity index 100%
rename from extend/catcher/command/CompressPackageCommand.php
rename to extend/catcher/command/Tools/CompressPackageCommand.php
diff --git a/extend/catcher/command/Tools/ExportDataCommand.php b/extend/catcher/command/Tools/ExportDataCommand.php
new file mode 100644
index 0000000..e027cf9
--- /dev/null
+++ b/extend/catcher/command/Tools/ExportDataCommand.php
@@ -0,0 +1,32 @@
+<?php
+declare (strict_types = 1);
+
+namespace catcher\command\Tools;
+
+use catcher\CatchAdmin;
+use think\console\Command;
+use think\console\Input;
+use think\console\input\Argument;
+use think\console\input\Option;
+use think\console\Output;
+use think\facade\Db;
+
+class BackUpDataCommand extends Command
+{
+    protected $table;
+
+    protected function configure()
+    {
+        // 指令配置
+        $this->setName('backup:data')
+            ->addArgument('tables', Argument::REQUIRED, 'backup tables')
+            ->addOption('zip', '-z',Option::VALUE_NONE, 'is need zip')
+            ->setDescription('backup data you need');
+    }
+
+    protected function execute(Input $input, Output $output)
+    {
+
+        $output->info('succeed!');
+    }
+}