diff --git a/apps/Makefile b/apps/Makefile
index 471222e00b54b8df71e43ca1987f37de2abbe8df..37e2b334b6eb05fb75ebc39b2c3477c676eaf032 100644
--- a/apps/Makefile
+++ b/apps/Makefile
@@ -1,4 +1,5 @@
-apps += sample
+apps += hello-world
+apps += cpp-tbox-sample
 
 all test clean distclean:
 	@for i in $(apps); do \
diff --git a/apps/sample/Makefile b/apps/cpp-tbox-sample/Makefile
similarity index 100%
rename from apps/sample/Makefile
rename to apps/cpp-tbox-sample/Makefile
diff --git a/apps/sample/README.md b/apps/cpp-tbox-sample/README.md
similarity index 100%
rename from apps/sample/README.md
rename to apps/cpp-tbox-sample/README.md
diff --git a/apps/sample/app1/app.cpp b/apps/cpp-tbox-sample/app1/app.cpp
similarity index 100%
rename from apps/sample/app1/app.cpp
rename to apps/cpp-tbox-sample/app1/app.cpp
diff --git a/apps/sample/app1/app.h b/apps/cpp-tbox-sample/app1/app.h
similarity index 100%
rename from apps/sample/app1/app.h
rename to apps/cpp-tbox-sample/app1/app.h
diff --git a/apps/sample/app1/app.mk b/apps/cpp-tbox-sample/app1/app.mk
similarity index 100%
rename from apps/sample/app1/app.mk
rename to apps/cpp-tbox-sample/app1/app.mk
diff --git a/apps/sample/app2/app.cpp b/apps/cpp-tbox-sample/app2/app.cpp
similarity index 100%
rename from apps/sample/app2/app.cpp
rename to apps/cpp-tbox-sample/app2/app.cpp
diff --git a/apps/sample/app2/app.h b/apps/cpp-tbox-sample/app2/app.h
similarity index 100%
rename from apps/sample/app2/app.h
rename to apps/cpp-tbox-sample/app2/app.h
diff --git a/apps/sample/app2/app.mk b/apps/cpp-tbox-sample/app2/app.mk
similarity index 100%
rename from apps/sample/app2/app.mk
rename to apps/cpp-tbox-sample/app2/app.mk
diff --git a/apps/sample/app_main.cpp b/apps/cpp-tbox-sample/app_main.cpp
similarity index 100%
rename from apps/sample/app_main.cpp
rename to apps/cpp-tbox-sample/app_main.cpp
diff --git a/apps/sample/build_time.cpp b/apps/cpp-tbox-sample/build_time.cpp
similarity index 100%
rename from apps/sample/build_time.cpp
rename to apps/cpp-tbox-sample/build_time.cpp
diff --git a/apps/sample/default.conf b/apps/cpp-tbox-sample/default.conf
similarity index 100%
rename from apps/sample/default.conf
rename to apps/cpp-tbox-sample/default.conf
diff --git a/apps/hello-world/Makefile b/apps/hello-world/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..3ae13de7e42f1970441e462fea4a4ca089b65724
--- /dev/null
+++ b/apps/hello-world/Makefile
@@ -0,0 +1,4 @@
+EXE_NAME := hello
+CPP_SRC_FILES := main.cpp
+
+include ${TOP_DIR}/tools/exe_common.mk
diff --git a/apps/hello-world/main.cpp b/apps/hello-world/main.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..fe03ecbe09c5825662d120f11c7a015156314b8e
--- /dev/null
+++ b/apps/hello-world/main.cpp
@@ -0,0 +1,8 @@
+#include <iostream>
+
+using namespace std;
+
+int main()
+{
+    cout << "hello world!" << endl;
+}