diff --git a/activity_recognition/bundle.json b/activity_recognition/bundle.json
new file mode 100644
index 0000000000000000000000000000000000000000..38562388e827456e181c7b5ba4140de2134ad014
--- /dev/null
+++ b/activity_recognition/bundle.json
@@ -0,0 +1,50 @@
+{
+    "name": "drivers_interface_act_recg",
+    "description": "activity recognition device driver interface",
+    "version": "3.2",
+    "license": "Apache License 2.0",
+    "component": {
+      "name": "drivers_interface_act_recg",
+      "subsystem": "hdf",
+      "syscap": [""],
+      "adapter_system_type": ["standard"],
+      "rom": "150KB",
+      "ram": "200KB",
+      "deps": {
+        "components": [
+          "ipc",
+          "hdf_core",
+          "hiviewdfx_hilog_native",
+          "utils_base"
+        ],
+        "third_part": [
+          "bounds_checking_function"
+        ]
+      },
+      "build": {
+        "sub_component": [
+          "//drivers/interface/activity_recognition/v1_0:ar_idl_target"
+        ],
+        "test": [
+        ],
+        "inner_kits": [
+          {
+            "name": "//drivers/interface/activity_recognition/v1_0:libar_proxy_1.0",
+            "header": {
+              "header_files": [
+              ],
+              "header_base": "//drivers/interface/activity_recognition"
+            }
+          },
+          {
+            "name": "//drivers/interface/activity_recognition/v1_0:ar_idl_headers",
+            "header": {
+              "header_files": [
+              ],
+              "header_base": "//drivers/interface/activity_recognition"
+            }
+          }
+        ]
+      }
+    }
+  }
\ No newline at end of file
diff --git a/activity_recognition/v1_0/ActivityRecognitionTypes.idl b/activity_recognition/v1_0/ActivityRecognitionTypes.idl
new file mode 100644
index 0000000000000000000000000000000000000000..db70ba1756ba41975da551b86b8f93348ec4277f
--- /dev/null
+++ b/activity_recognition/v1_0/ActivityRecognitionTypes.idl
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package ohos.hdi.activity_recognition.v1_0;
+
+enum ActRecognitionEventType {
+    ACT_RECOGNITION_EVENT_ENTER = 0x01,
+    ACT_RECOGNITION_EVENT_EXIT = 0x02,
+};
+
+enum ActRecognitionPowerMode {
+    ACT_RECOGNITION_NORMAL_MODE = 0,
+    ACT_RECOGNITION_LOW_POWER_MODE = 1,
+};
+
+struct ActRecognitionEvent {
+    int activity;
+    int eventType;
+    long timestamp;
+    int confidence;
+};
\ No newline at end of file
diff --git a/activity_recognition/v1_0/BUILD.gn b/activity_recognition/v1_0/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..224e521c503c4e3ca1ffa350f434539ae2877b05
--- /dev/null
+++ b/activity_recognition/v1_0/BUILD.gn
@@ -0,0 +1,28 @@
+# Copyright (c) 2021 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import("//drivers/hdf_core/adapter/uhdf2/hdi.gni")
+
+hdi("ar") {
+  module_name = "ar_service"
+
+  sources = [
+    "ActivityRecognitionTypes.idl",
+    "IActivityChangedCallback.idl",
+    "IActivityInterface.idl",
+  ]
+
+  language = "cpp"
+  subsystem_name = "hdf"
+  part_name = "drivers_interface_act_recg"
+}
diff --git a/activity_recognition/v1_0/IActivityChangedCallback.idl b/activity_recognition/v1_0/IActivityChangedCallback.idl
new file mode 100644
index 0000000000000000000000000000000000000000..bf9db816977ab5323080a4484fe0a92796338d8d
--- /dev/null
+++ b/activity_recognition/v1_0/IActivityChangedCallback.idl
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package ohos.hdi.activity_recognition.v1_0;
+
+import ohos.hdi.activity_recognition.v1_0.ActivityRecognitionTypes;
+
+[callback] interface IActivityChangedCallback {
+    OnActivityChanged([in] struct ActRecognitionEvent[] event);
+}
\ No newline at end of file
diff --git a/activity_recognition/v1_0/IActivityInterface.idl b/activity_recognition/v1_0/IActivityInterface.idl
new file mode 100644
index 0000000000000000000000000000000000000000..682e42cd5641aa1e31b87575b0798ecfa285228d
--- /dev/null
+++ b/activity_recognition/v1_0/IActivityInterface.idl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package ohos.hdi.activity_recognition.v1_0;
+
+import ohos.hdi.activity_recognition.v1_0.ActivityRecognitionTypes;
+import ohos.hdi.activity_recognition.v1_0.IActivityChangedCallback;
+
+interface IActivityInterface {
+
+    RegisterActRecognitionCallback([in] IActivityChangedCallback callbackObj);
+
+    UnregisterActRecognitionCallback([in] IActivityChangedCallback callbackObj);
+
+    GetSupportActivity([out] String[] activity);
+
+    GetCurrentActivity([out] struct ActRecognitionEvent[] event);
+
+    EnableActRecognitionEvent([in] int activity, [in] int eventType, [in] long maxReportLatencyNs, [in] int powerMode);
+
+    DisableActRecognitionEvent([in] int activity, [in] int eventType);
+
+    FlushActivity();
+}
\ No newline at end of file