diff --git a/src/kit/taosBenchmark/CMakeLists.txt b/src/kit/taosdemo/CMakeLists.txt
similarity index 69%
rename from src/kit/taosBenchmark/CMakeLists.txt
rename to src/kit/taosdemo/CMakeLists.txt
index 93f9572d8a9c34a58721f1955779e6ff5baae314..727ba944791524b423efe9941668546e75cfe76e 100644
--- a/src/kit/taosBenchmark/CMakeLists.txt
+++ b/src/kit/taosdemo/CMakeLists.txt
@@ -5,6 +5,6 @@ PROJECT(TDengine)
 IF (TD_LINUX)
   AUX_SOURCE_DIRECTORY(. SRC)
   INCLUDE_DIRECTORIES(${TD_ROOT_DIR}/src/inc ${TD_ROOT_DIR}/src/client/inc ${TD_OS_DIR}/inc)
-  ADD_EXECUTABLE(taosBenchmark ${SRC})
-  TARGET_LINK_LIBRARIES(taosBenchmark taos_static)
+  ADD_EXECUTABLE(taosdemo ${SRC})
+  TARGET_LINK_LIBRARIES(taosdemo taos_static)
 ENDIF ()
diff --git a/src/kit/taosBenchmark/taosBenchmark.c b/src/kit/taosdemo/taosdemo.c
similarity index 97%
rename from src/kit/taosBenchmark/taosBenchmark.c
rename to src/kit/taosdemo/taosdemo.c
index 699dc895bd01f1bfb29825d78d882140c8326717..8cdb49d81ace10832cc5533d4aee261220032856 100644
--- a/src/kit/taosBenchmark/taosBenchmark.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -291,10 +291,20 @@ int main(int argc, char *argv[]) {
 
   /* Parse our arguments; every option seen by parse_opt will be
      reflected in arguments. */
+  // For demo use, change default values for some parameters;
+  arguments.num_of_tables = 10000;
+  arguments.num_of_CPR = 3; 
+  arguments.num_of_connections = 10;
+  arguments.num_of_DPT = 100000;
+  arguments.num_of_RPR = 1000;
+  arguments.use_metric = true;
+  arguments.insert_only = true;
+ // end change
+
   argp_parse(&argp, argc, argv, 0, 0, &arguments);
 
   if (arguments.abort) error(10, 0, "ABORTED");
-
+  
   enum MODE query_mode = arguments.mode;
   char *ip_addr = arguments.host;
   int port = arguments.port;
@@ -399,10 +409,10 @@ int main(int argc, char *argv[]) {
 
   } else {
     /* Create metric table */
-    printf("Creating metric table...\n");
-    sprintf(command, "create table %s.m1 (ts timestamp%s tags (index int)", db_name, cols);
+    printf("Creating meters super table...\n");
+    sprintf(command, "create table %s.meters (ts timestamp%s tags (areaid int, loc binary(10))", db_name, cols);
     queryDB(taos, command);
-    printf("Metric created!\n");
+    printf("meters created!\n");
 
     /* Create all the tables; */
     printf("Creating %d table(s)......\n", ntables);
@@ -413,7 +423,11 @@ int main(int argc, char *argv[]) {
       } else {
         j = i % 10;
       }
-      sprintf(command, "create table %s.%s%d using %s.m1 tags(%d);", db_name, tb_prefix, i, db_name, j);
+    if (j % 2 == 0) {
+       sprintf(command, "create table %s.%s%d using %s.meters tags (%d,\"%s\");", db_name, tb_prefix, i, db_name, j,"shanghai");
+      } else {
+       sprintf(command, "create table %s.%s%d using %s.meters tags (%d,\"%s\");", db_name, tb_prefix, i, db_name, j,"beijing");
+      }
       queryDB(taos, command);
     }