diff --git a/bundle.json b/bundle.json
new file mode 100644
index 00000000..a204d9be
--- /dev/null
+++ b/bundle.json
@@ -0,0 +1,74 @@
+{
+    "name": "@ohos/device_manager_base",
+    "description": "device manager service",
+    "version": "3.1",
+    "license": "Apache License 2.0",
+    "repository": "https://gitee.com/openharmony/device_manager",
+    "publishAs": "code-segment",
+    "segment": {
+        "destPath": "foundation/distributedhardware/devicemanager"
+    },
+    "dirs": {},
+    "scripts": {},
+    "component": {
+        "name": "device_manager_base",
+        "subsystem": "distributedhardware",
+        "syscap":[ "systemcapbility.distributedhardware.devicemanager" ],
+        "features":[],
+        "adapted_system_type": [ "standard", "small" ],
+        "rom": "2M",
+        "ram": "16M",
+        "deps": {
+            "components": [
+                "aafwk_standard",
+                "appexecfwk_standard",
+                "hiviewdfx_hilog_native",
+                "ipc",
+                "safwk",
+                "startup_l2",
+                "device_profile_core",
+                "samgr_standard",
+                "ces_standard",
+                "dsoftbus_standard",
+                "utils_base",
+                "napi",
+                "deviceauth_standard"
+            ],
+            "third_party": [
+                "json",
+                "node",
+                "googletest",
+                "mbedtls"
+            ]
+        },
+        "build": {
+            "sub_component": [
+                "//foundation/distributedhardware/devicemanager/utils:devicemanagerutils",
+                "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp:devicemanagersdk",
+                "//foundation/distributedhardware/devicemanager/interfaces/kits/js:devicemanager_native_js",
+                "//foundation/distributedhardware/devicemanager/services/devicemanagerservice:devicemanagerservice",
+                "//foundation/distributedhardware/devicemanager/sa_profile:dm_sa_profile",
+                "//foundation/distributedhardware/devicemanager/ext/pin_auth:devicemanagerext_pin_auth",
+                "//foundation/distributedhardware/devicemanager/ext/profile:devicemanagerext_profile"
+            ],
+            "inner_kits": [
+                {
+                "type": "so",
+                "name": "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp:devicemanagersdk",
+                "header": {
+                    "header_files": [
+                        "device_manager.h",
+                        "device_manager_callback.h",
+                        "dm_device_info.h",
+                        "dm_subscribe_info.h"
+                    ],
+                    "header_base": "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp/include"
+                }
+                }
+            ],
+            "test": [
+                "//foundation/distributedhardware/devicemanager/test:test"
+            ]
+        }
+    }
+}
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/src/device_manager_impl.cpp b/interfaces/inner_kits/native_cpp/src/device_manager_impl.cpp
index 87a6c77e..900305b1 100644
--- a/interfaces/inner_kits/native_cpp/src/device_manager_impl.cpp
+++ b/interfaces/inner_kits/native_cpp/src/device_manager_impl.cpp
@@ -60,12 +60,12 @@ bool DeviceManagerImpl::isSystemAppCalling(void)
         SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
     if (systemAbilityManager == nullptr) {
         LOGE("failed to get system ability mgr.");
-        return false;
+        return true;
     }
     sptr<IRemoteObject> remoteObject = systemAbilityManager->GetSystemAbility(BUNDLE_MGR_SERVICE_SYS_ABILITY_ID);
     if (remoteObject == nullptr) {
         LOGE("failed to get bundle manager proxy.");
-        return false;
+        return true;
     }
 
     LOGI("get bundle manager proxy success.");
diff --git a/ohos.build b/ohos.build
deleted file mode 100644
index 59995c05..00000000
--- a/ohos.build
+++ /dev/null
@@ -1,36 +0,0 @@
-{
-    "parts": {
-        "device_manager_base": {
-            "variants": ["phone", "wearable", "ivi"],
-            "inner_kits": [
-                {
-                    "type": "so",
-                    "name": "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp:devicemanagersdk",
-                    "header": {
-                        "header_base": "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp/include",
-                        "header_files": [
-                            "device_manager.h",
-                            "device_manager_callback.h",
-                            "dm_device_info.h",
-                            "dm_subscribe_info.h"
-                        ]
-                    }
-                }
-            ],
-            "module_list": [
-                "//foundation/distributedhardware/devicemanager/utils:devicemanagerutils",
-                "//foundation/distributedhardware/devicemanager/interfaces/inner_kits/native_cpp:devicemanagersdk",
-                "//foundation/distributedhardware/devicemanager/interfaces/kits/js:devicemanager_native_js",
-                "//foundation/distributedhardware/devicemanager/services/devicemanagerservice:devicemanagerservice",
-                "//foundation/distributedhardware/devicemanager/sa_profile:dm_sa_profile",
-                "//foundation/distributedhardware/devicemanager/ext/pin_auth:devicemanagerext_pin_auth",
-                "//foundation/distributedhardware/devicemanager/ext/profile:devicemanagerext_profile"
-            ],
-            "test_list": [
-                "//foundation/distributedhardware/devicemanager/test:test"
-            ],
-            "system_kits": []
-        }
-    },
-    "subsystem": "distributedhardware"
-}