diff --git a/.gitignore b/.gitignore
index 9f11b755a1..868324859a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,5 @@
 .idea/
+.ycm_extra_conf.py
+__pycache__
+
+.env
diff --git a/README.md b/README.md
index 4daea481f0..8f6e729023 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,15 @@
 
 ### Geting started
 
+- Create .env base on .env.example
+
 - Install Miniconda first
     - `conda create --name vec_engine python=3.6`
     - `conda activate vec_engine`
     - `conda install faiss-gpu cuda90 -c pytorch # For CUDA9.0`
     - `conda install flask`
-    - `pip install flask-restful flask_sqlalchemy`
+    - `pip install flask-restful flask_sqlalchemy flask_script`
+    - `pip install pymysql environs`
 
 ### Create Database
 
diff --git a/pyengine/engine/.env.example b/pyengine/engine/.env.example
new file mode 100644
index 0000000000..045f6903be
--- /dev/null
+++ b/pyengine/engine/.env.example
@@ -0,0 +1,7 @@
+DEBUG=True
+SQLALCHEMY_TRACK_MODIFICATIONS=False
+SECRET_KEY=test
+SQLALCHEMY_DATABASE_URI=mysql+pymysql://vecwise@127.0.0.1:3306/vecdata
+
+ROW_LIMIT=10000000
+DATABASE_DIRECTORY=/tmp
diff --git a/pyengine/engine/__init__.py b/pyengine/engine/__init__.py
index 0be56e1c60..bb9718e89b 100644
--- a/pyengine/engine/__init__.py
+++ b/pyengine/engine/__init__.py
@@ -1,10 +1,10 @@
 # -*- coding: utf-8 -*-
+from engine import settings
 from flask import Flask
 from flask_sqlalchemy import SQLAlchemy
 
-print ("Load paramters")
 app = Flask(__name__)
-app.config.from_object('engine.settings')
+app.config.from_object(settings)
 
 #创建数据库对象
 print ("Create database instance")
diff --git a/pyengine/engine/settings.py b/pyengine/engine/settings.py
index 428deffc19..8b9e1e06a8 100644
--- a/pyengine/engine/settings.py
+++ b/pyengine/engine/settings.py
@@ -1,9 +1,12 @@
-# _*_ coding: utf-8 _*_
+from environs import Env
 
-DEBUG = True
-SQLALCHEMY_TRACK_MODIFICATIONS = False
-# SECRET_KEY='A0Zr98j/3yX R~XHH!jmN]LWX/,?RT'
-SQLALCHEMY_DATABASE_URI = "mysql+pymysql://vecwise@127.0.0.1:3306/vecdata"
+env = Env()
+env.read_env()
 
-ROW_LIMIT = 1000000
-DATABASE_DIRECTORY = '/tmp'
\ No newline at end of file
+DEBUG = env.bool('DEBUG', default=False)
+SQLALCHEMY_TRACK_MODIFICATIONS = env.bool('DEBUG', default=False)
+SECRET_KEY = env.str('SECRET_KEY', 'test')
+SQLALCHEMY_DATABASE_URI = env.str('SQLALCHEMY_DATABASE_URI')
+
+ROW_LIMIT = env.int('ROW_LIMIT')
+DATABASE_DIRECTORY = env.str('DATABASE_DIRECTORY')
diff --git a/pyengine/manager.py b/pyengine/manager.py
new file mode 100644
index 0000000000..da1b0a248c
--- /dev/null
+++ b/pyengine/manager.py
@@ -0,0 +1,21 @@
+from flask_script import Manager
+
+from engine import db, app
+
+manager = Manager(app)
+
+@manager.command
+def create_all():
+    db.create_all()
+
+@manager.command
+def drop_all():
+    db.drop_all()
+
+@manager.command
+def recreate_all():
+    db.drop_all()
+    db.create_all()
+
+if __name__ == '__main__':
+    manager.run()