diff --git a/tests/pytest/import_merge/importCSV.py b/tests/pytest/import_merge/importCSV.py
new file mode 100644
index 0000000000000000000000000000000000000000..b4441949a1c8e83f15e07d76ceb49de0dc418afe
--- /dev/null
+++ b/tests/pytest/import_merge/importCSV.py
@@ -0,0 +1,94 @@
+###################################################################
+#       Copyright (c) 2016 by TAOS Technologies, Inc.
+#             All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+import csv 
+import random
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+        self.csvfile = "/tmp/file.csv"
+        self.rows = 10000
+        self.ntables = 1
+        self.startTime = 1520000010000
+    def genRandomStr(self, maxLen):
+        H = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
+        salt = ''
+        if maxLen <= 1:
+            maxLen = 2
+        l = random.randint(1,maxLen)
+        for i in range(l):
+            salt += random.choice(H)
+        return salt
+    def createCSVFile(self):
+        f = open(self.csvfile,'w',encoding='utf-8') 
+        csv_writer = csv.writer(f, quoting=csv.QUOTE_NONNUMERIC) 
+        for i in range(self.rows):   
+            csv_writer.writerow([self.startTime + i, 
+                                self.genRandomStr(5),
+                                self.genRandomStr(6),
+                                self.genRandomStr(7),
+                                self.genRandomStr(8),
+                                self.genRandomStr(9),
+                                self.genRandomStr(10),
+                                self.genRandomStr(11),
+                                self.genRandomStr(12),
+                                self.genRandomStr(13),
+                                self.genRandomStr(14)])
+        f.close()
+    def destroyCSVFile(self):
+        os.remove(self.csvfile) 
+    def run(self):
+        self.createCSVFile()
+
+        tdDnodes.stop(1)
+        tdDnodes.deploy(1)
+        tdDnodes.start(1)
+
+        tdSql.execute('reset query cache')
+        tdSql.execute('drop database if exists db')
+        tdSql.execute('create database db')
+        tdSql.execute('use db')
+        tdSql.execute('''create table tbx (ts TIMESTAMP, 
+                         collect_area NCHAR(5), 
+                         device_id BINARY(6), 
+                         imsi BINARY(7),  
+                         imei BINARY(8),  
+                         mdn BINARY(9), 
+                         net_type BINARY(10), 
+                         mno NCHAR(11), 
+                         province NCHAR(12), 
+                         city NCHAR(13), 
+                         alarm BINARY(14))''')
+    
+        tdSql.execute("import into tbx file \'%s\'"%(self.csvfile))
+        tdSql.query('select * from tbx')
+        tdSql.checkRows(self.rows)
+
+    def stop(self):
+        self.destroyCSVFile()
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+        tdDnodes.stop(1)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())