diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 093fec78ab..0e826304c1 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -109,6 +109,7 @@
 
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/insert_stb.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/delete_stable.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 1-insert/stt_blocks_check.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/out_of_order.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/out_of_order.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/insert_null_none.py
diff --git a/tests/system-test/1-insert/stt_blocks_check.py b/tests/system-test/1-insert/stt_blocks_check.py
new file mode 100644
index 0000000000..5de6414453
--- /dev/null
+++ b/tests/system-test/1-insert/stt_blocks_check.py
@@ -0,0 +1,68 @@
+###################################################################
+#           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 -*-
+
+from random import randint
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.common import *
+from util.sqlset import *
+from util.boundary import *
+
+class TDTestCase:
+    def init(self, conn, logSql, replicaVar=1):
+        self.replicaVar = int(replicaVar)
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+        
+    def stt_block_check(self):
+        tdSql.prepare()
+        tdSql.execute('use db')
+        
+        tdSql.execute('create table meters (ts timestamp, c1 int, c2 float) tags(t1 int)')
+        tdSql.execute("create table d0 using meters tags(1)")
+        
+        ts = 1704261670000
+
+        sql = "insert into d0 values "
+        for i in range(100):
+            sql = sql + f"({ts + i}, 1, 0.1)"
+        tdSql.execute(sql)
+        tdSql.execute("flush database db")
+        
+        ts = 1704261670099
+
+        sql = "insert into d0 values "
+        for i in range(100):
+            sql = sql + f"({ts + i}, 1, 0.1)"
+        tdSql.execute(sql)
+        tdSql.execute("flush database db")
+        
+        tdSql.execute(f"insert into d0 values({ts + 100}, 2, 1.0)")
+        tdSql.execute("flush database db")
+        
+        time.sleep(2)
+        
+        tdSql.query("show table distributed db.meters")
+        tdSql.query("select count(*) from db.meters")
+        tdSql.checkData(0, 0, 200)
+
+    def run(self):
+        self.stt_block_check()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
\ No newline at end of file