diff --git a/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/scripts/sample_build.sh b/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/scripts/sample_build.sh
index d49425d4dedf0e98df5d09662328cde716a43546..19dadcecca13023b526948c8237c4c5fd69c68ea 100644
--- a/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/scripts/sample_build.sh
+++ b/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/scripts/sample_build.sh
@@ -1,6 +1,19 @@
 #!/bin/bash
-ScriptPath="$( cd "$(dirname "$BASH_SOURCE")" ; pwd -P )"
-common_script_dir=${THIRDPART_PATH}/common
+WORK_DIR="$( cd "$(dirname "$BASH_SOURCE")/.." ; pwd -P )"
+
+# used by sample_common.sh
+ScriptPath=${WORK_DIR}/scripts
+PROJECT_DIR="$( cd "${WORK_DIR}/../../../../.." ; pwd -P )"
+
+# Ascend SDK path for ascend machines
+DDK_PATH="/usr/local/Ascend/ascend-toolkit/latest"
+NPU_HOST_LIB="${DDK_PATH}/runtime/lib64/stub"
+
+export DDK_PATH=${DDK_PATH}
+export NPU_HOST_LIB=${NPU_HOST_LIB}
+export CPU_ARCH=arm
+
+common_script_dir=${PROJECT_DIR}/common
 . ${common_script_dir}/sample_common.sh
 
 function main()
diff --git a/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/src/CMakeLists.txt b/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/src/CMakeLists.txt
index 42e28fc7953855bc4a8d34c7cff313eac49cdf0e..fb6e5462fade317a635db42ac040633b87a7f2fc 100644
--- a/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/src/CMakeLists.txt
+++ b/cplusplus/level1_single_api/1_acl/2_memory_management/memcpy_host_device_async_cpp/src/CMakeLists.txt
@@ -9,18 +9,33 @@ project(sample-memcpy_host_dvpp_cpp)
 # Compile options
 add_compile_options(-std=c++11)
 
-set(CMAKE_RUNTIME_OUTPUT_DIRECTORY  "../../../out")
-set(CMAKE_CXX_FLAGS_DEBUG "-fPIC -O0 -g -Wall")
+# set(CMAKE_RUNTIME_OUTPUT_DIRECTORY  "../../../out")
+set(CMAKE_CXX_FLAGS_DEBUG "-fPIC -O3 -g -Wall")
 set(CMAKE_CXX_FLAGS_RELEASE "-fPIC -O2 -Wall")
 
-if (NOT DEFINED ENV{INSTALL_DIR})
-    message(FATAL_ERROR "Not Defined INSTALL_DIR")
-endif()
-
 if (NOT DEFINED ENV{CPU_ARCH})
     message(FATAL_ERROR "Not Defined CPU_ARCH")
 endif()
 
+set(INC_PATH $ENV{DDK_PATH})
+
+if (NOT DEFINED ENV{DDK_PATH})
+    set(INC_PATH "/usr/local/Ascend")
+    message(STATUS "set default INC_PATH: ${INC_PATH}")
+else ()
+    message(STATUS "env INC_PATH: ${INC_PATH}")
+endif()
+
+set(LIB_PATH $ENV{NPU_HOST_LIB})
+
+# Dynamic libraries in the stub directory can only be used for compilation
+if (NOT DEFINED ENV{NPU_HOST_LIB})
+    set(LIB_PATH "${DDK_PATH}/runtime/lib64/stub/")
+    message(STATUS "set default LIB_PATH: ${LIB_PATH}")
+else ()
+    message(STATUS "env LIB_PATH: ${LIB_PATH}")
+endif()
+
 if($ENV{CPU_ARCH} MATCHES "aarch64")
     message("arm architecture detected")
     if(EXISTS "$ENV{INSTALL_DIR}/driver/libmedia_mini.so")
@@ -35,7 +50,7 @@ endif()
 
 # Header path
 include_directories(
-    $ENV{INSTALL_DIR}/runtime/include/
+    ${INC_PATH}/runtime/include/
     ../src/
 )
 
@@ -46,6 +61,7 @@ endif()
 # add host lib path
 link_directories(
     $ENV{INSTALL_DIR}/runtime/lib64/stub
+    ${LIB_PATH}
 )
 
 add_executable(main
diff --git a/cplusplus/level1_single_api/1_acl/4_blas/gemm/src/CMakeLists.txt b/cplusplus/level1_single_api/1_acl/4_blas/gemm/src/CMakeLists.txt
index da917feac2b50dda8d84ac3158d6007b503245ef..166f553388d4866b7d6b7d6d9f1e06febebf6ba5 100644
--- a/cplusplus/level1_single_api/1_acl/4_blas/gemm/src/CMakeLists.txt
+++ b/cplusplus/level1_single_api/1_acl/4_blas/gemm/src/CMakeLists.txt
@@ -9,6 +9,8 @@ project(acl_execute_gemm)
 # Compile options
 add_compile_options(-std=c++11)
 
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "../../../run/out")
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "../../outputs")