diff --git a/network/netmanager/BUILD.gn b/network/netmanager/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..339128a891e1f4a9ddefb86af94878ae759a4939
--- /dev/null
+++ b/network/netmanager/BUILD.gn
@@ -0,0 +1,29 @@
+# Copyright (c) 2023 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("//build/ohos.gni")
+import("//foundation/communication/netmanager_base/netmanager_base_config.gni")
+
+ohos_ndk_library("libnet_connection") {
+  output_name = "net_connection"
+  output_extension = "so"
+  ndk_description_file = "./libnet_connection.ndk.json"
+  min_compact_version = "1"
+  system_capability = "SystemCapability.Communication.NetManager.Core"
+  system_capability_headers = [ "./include/net_connection.h" ]
+}
+
+ohos_ndk_headers("netconn_header") {
+  dest_dir = "$ndk_headers_out_dir/network/netmanager"
+  sources = [ "./include/net_connection.h" ]
+}
diff --git a/network/netmanager/include/net_connection.h b/network/netmanager/include/net_connection.h
new file mode 100644
index 0000000000000000000000000000000000000000..a1b069d78dba62c881f4ede61efc0ee2a845d394
--- /dev/null
+++ b/network/netmanager/include/net_connection.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2023 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.
+ */
+
+#ifndef NATIVE_NET_CONN_API_H
+#define NATIVE_NET_CONN_API_H
+
+/**
+ * @addtogroup NetConnection
+ * @{
+ *
+ * @brief Provide C interface for the data network connection module of network management.
+ *
+ * @since 11
+ * @version 1.0
+ */
+
+/**
+ * @file net_connection.h
+ *
+ * @brief Provide C interface for the data network connection module of network management.
+ *
+ * @syscap SystemCapability.Communication.NetManager.Core
+ * @library libnet_connection.so
+ * @since 11
+ * @version 1.0
+ */
+
+#include <netdb.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Get DNS result with netId.
+ *
+ * @param host The host name to query.
+ * @param serv Service name.
+ * @param hint Pointer to the addrinfo structure.
+ * @param res Store DNS query results and return them in a linked list format.
+ * @param netId DNS query netId, 0 is used for default netid query.
+ * @return 0 - Success. 201 - Missing permissions.
+ *         401 - Parameter error. 2100002 - Unable to connect to service.
+ *         2100003 - Internal error.
+ * @permission ohos.permission.INTERNET
+ * @syscap SystemCapability.Communication.NetManager.Core
+ * @since 11
+ * @version 1.0
+*/
+int32_t OH_NetConn_GetAddrInfo(char *host, char *serv, struct addrinfo *hint, struct addrinfo **res, int32_t netId);
+
+/**
+ * @brief Free DNS result.
+ *
+ * @param res DNS query result chain header.
+ * @return 0 - Success. 201 - Missing permissions.
+ *         401 - Parameter error. 2100002 - Unable to connect to service.
+ *         2100003 - Internal error.
+ * @permission ohos.permission.INTERNET
+ * @syscap SystemCapability.Communication.NetManager.Core
+ * @since 11
+ * @version 1.0
+*/
+int32_t OH_NetConn_FreeDnsResult(struct addrinfo *res);
+
+#ifdef __cplusplus
+}
+#endif
+
+/** @} */
+#endif /* NATIVE_NET_CONN_API_H */
diff --git a/network/netmanager/libnet_connection.ndk.json b/network/netmanager/libnet_connection.ndk.json
new file mode 100644
index 0000000000000000000000000000000000000000..2c5ac35b01057bf0db84f462c2f4ec819acc31c3
--- /dev/null
+++ b/network/netmanager/libnet_connection.ndk.json
@@ -0,0 +1,10 @@
+[
+    {
+        "first_introdeced":"11",
+        "name": "OH_NetConn_GetAddrInfo"
+    },
+    {
+        "first_introdeced":"11",
+        "name": "OH_NetConn_FreeDnsResult"
+    }
+]
\ No newline at end of file