diff --git a/interfaces/taihe/BUILD.gn b/interfaces/taihe/BUILD.gn
index 74433019dbd065ff61c2faca4df51814f04b56ba..8bb20df00efa94f938598d8c1337ca1936a3cf46 100644
--- a/interfaces/taihe/BUILD.gn
+++ b/interfaces/taihe/BUILD.gn
@@ -17,6 +17,8 @@ group("taihe_group") {
     deps = [
       "deviceInfo:deviceInfo_etc",
       "deviceInfo:deviceInfo_taihe_native",
+      "syscap:global_etc",
+      "syscap:global_taihe_native",
       "systemParameterEnhance:systemParamterEnhance_etc",
       "systemParameterEnhance:systemParameterEnhance_taihe_native",
     ]
diff --git a/interfaces/taihe/syscap/BUILD.gn b/interfaces/taihe/syscap/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..543e1bba6dc8e265c61fb3f5b94a71497b2bd114
--- /dev/null
+++ b/interfaces/taihe/syscap/BUILD.gn
@@ -0,0 +1,69 @@
+# Copyright (c) 2025 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("//base/startup/init/begetd.gni")
+import("//build/config/components/ets_frontend/ets2abc_config.gni")
+import("//build/ohos.gni")
+import("//build/ohos/taihe_idl/taihe.gni")
+
+copy_taihe_idl("copy_global") {
+  sources = [ "idl/global.taihe" ] 
+}
+subsystem_name = "startup"
+part_name = "init"
+taihe_generated_file_path = "$taihe_file_path/out/$subsystem_name/$part_name"
+
+ohos_taihe("run_taihe") {
+  taihe_generated_file_path = "$taihe_generated_file_path"
+  deps = [ ":copy_global" ]
+  outputs = [
+    "$taihe_generated_file_path/src/global.ani.cpp",
+    "$taihe_generated_file_path/src/global.abi.c",
+  ]
+}
+
+taihe_shared_library("global_taihe_native") {
+  sanitize = {
+    cfi = true
+    cfi_cross_dso = true
+    debug = false
+  }
+  taihe_generated_file_path = "$taihe_generated_file_path"
+  part_name = "$part_name"
+  subsystem_name = "$subsystem_name"
+  sources = get_target_outputs(":run_taihe")
+  include_dirs = [ "//base/startup/init/interfaces/innerkits/include" ]
+  sources += [
+    "src/ani_constructor.cpp",
+    "src/global.impl.cpp",
+  ]
+  deps = [
+    ":run_taihe",
+    "${init_innerkits_path}:libbegetutil",
+  ]
+}
+
+generate_static_abc("global") {
+  base_url = "$taihe_generated_file_path"
+  files = [ "$taihe_generated_file_path/global.ets" ]
+  is_boot_abc = "True"
+  device_dst_file = "/system/framework/global.abc"
+  dependencies = [ ":run_taihe" ]
+}
+
+ohos_prebuilt_etc("global_etc") {
+  source = "$target_out_dir/global.abc"           
+  module_install_dir = "framework"
+  part_name = "$part_name"
+  subsystem_name = "$subsystem_name"
+  deps = [ ":global" ]
+}
diff --git a/interfaces/taihe/syscap/idl/global.taihe b/interfaces/taihe/syscap/idl/global.taihe
new file mode 100644
index 0000000000000000000000000000000000000000..4118a6476489e235fcc4826fa1f671ad88686834
--- /dev/null
+++ b/interfaces/taihe/syscap/idl/global.taihe
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+@!sts_inject("""
+loadLibrary("global_taihe_native")
+""")
+function canIUse(syscap: String): bool;
\ No newline at end of file
diff --git a/interfaces/taihe/syscap/src/ani_constructor.cpp b/interfaces/taihe/syscap/src/ani_constructor.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..a90c1c3863443f569185c05e6afbdf969a4e97bf
--- /dev/null
+++ b/interfaces/taihe/syscap/src/ani_constructor.cpp
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+#include "taihe/runtime.hpp"
+#include "global.ani.hpp"
+ANI_EXPORT ani_status ANI_Constructor(ani_vm *vm, uint32_t *result)
+{
+    ani_env *env;
+    if (ANI_OK != vm->GetEnv(ANI_VERSION_1, &env)) {
+        return ANI_ERROR;
+    }
+    if (ANI_OK != global::ANIRegister(env)) {
+        std::cerr << "Error from global::ANIRegister" << std::endl;
+        return ANI_ERROR;
+    }
+    *result = ANI_VERSION_1;
+    return ANI_OK;
+}
diff --git a/interfaces/taihe/syscap/src/global.impl.cpp b/interfaces/taihe/syscap/src/global.impl.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e1f25df80cd06df681a1db8186d7d08caa700850
--- /dev/null
+++ b/interfaces/taihe/syscap/src/global.impl.cpp
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2025 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.
+ */
+#include "global.proj.hpp"
+#include "global.impl.hpp"
+#include "taihe/runtime.hpp"
+#include "stdexcept"
+#include "systemcapability.h"
+#include "beget_ext.h"
+
+using namespace taihe;
+namespace {
+// To be implemented.
+
+bool canIUse(string_view syscap)
+{
+    bool ret = HasSystemCapability(std::string(syscap).c_str());
+    return ret;
+}
+}  // namespace
+
+// Since these macros are auto-generate, lint will cause false positive.
+// NOLINTBEGIN
+TH_EXPORT_CPP_API_canIUse(canIUse);
+// NOLINTEND
diff --git a/services/param/adapter/param_persistadp.c b/services/param/adapter/param_persistadp.c
index 7dba4798c8ccaecc8c0d0a9f95e4fc833841d34f..ffd4a85f58d24267f86bc38a0ca109a59b002aa9 100644
--- a/services/param/adapter/param_persistadp.c
+++ b/services/param/adapter/param_persistadp.c
@@ -21,7 +21,7 @@
 #include "param_manager.h"
 #include "param_persist.h"
 #include "param_utils.h"
-#if !(defined __LITEOS_A__ || defined __LITEOS_M__)
+#if !(defined __LITEOFS_A__ || defined __LITEOS_M__)
 #include "trigger_manager.h"
 #endif
 
@@ -60,7 +60,7 @@ static int LoadOnePersistParam_(const uint32_t *context, const char *name, const
             result = WriteParam(name, value, &dataIndex, mode);
         }
     } while (0);
-#if !(defined __LITEOS_A__ || defined __LITEOS_M__)
+#if !(defined __LITEOFS_A__ || defined __LITEOS_M__)
     if (result == 0) {
         PostParamTrigger(EVENT_TRIGGER_PARAM_WATCH, name, value);
     }
@@ -164,7 +164,11 @@ static bool GetPersistFilePath(char **path, char **tmpPath, int fileType)
             PARAM_LOGE("rename failed %s", PARAM_OLD_PERSIST_SAVE_PATH);
         }
     } else {
-        CheckAndCreateDir(PARAM_PRIVATE_PERSIST_SAVE_PATH);
+        if (access(PUBLIC_DIR, F_OK) == 0) {
+            CheckAndCreateDir(PARAM_PRIVATE_PERSIST_SAVE_PATH);
+        } else {
+            PARAM_LOGE("public dir not exit, creat param file fail");
+        }
     }
     *path = PARAM_PRIVATE_PERSIST_SAVE_PATH;
     *tmpPath = PARAM_PRIVATE_PERSIST_SAVE_TMP_PATH;
diff --git a/services/param/include/param_utils.h b/services/param/include/param_utils.h
index 63f03e55aafedd99bf51fadb6f952feab79ce2eb..5cab8b711ea22b870469dae0d631f896784d6037 100644
--- a/services/param/include/param_utils.h
+++ b/services/param/include/param_utils.h
@@ -87,6 +87,7 @@ typedef enum {
 #define PARAM_PUBLIC_PERSIST_SAVE_TMP_PATH DATA_PATH "tmp_public_persist_parameters"
 #define PARAM_PRIVATE_PERSIST_SAVE_PATH PRIVATE_DATA_PATH "private_persist_parameters"
 #define PARAM_PRIVATE_PERSIST_SAVE_TMP_PATH PRIVATE_DATA_PATH "tmp_private_persist_parameters"
+#define PUBLIC_DIR "/data/service/el1/public"
 #define PERSIST_HANDLE_MAX 2
 
 #define WORKSPACE_FLAGS_INIT 0x01