diff --git a/services/audio_service/BUILD.gn b/services/audio_service/BUILD.gn
index b489dda26c00179481a24557724893c78de0a1ae..f95d14e5c1ea248418f892c7ec24a66e0fe6832f 100644
--- a/services/audio_service/BUILD.gn
+++ b/services/audio_service/BUILD.gn
@@ -400,6 +400,7 @@ audio_ohos_library("audio_process_service") {
     "server/src/audio_workgroup_callback.cpp",
     "server/src/audio_workgroup.cpp",
     "server/src/audio_resource_service.cpp",
+    "server/src/audio_injector.cpp",
   ]
 
   if (!audio_framework_feature_new_engine_flag) {
diff --git a/services/audio_service/server/include/audio_injector.h b/services/audio_service/server/include/audio_injector.h
new file mode 100644
index 0000000000000000000000000000000000000000..7f98f8f7584869abd28e008b83f350744dff34e8
--- /dev/null
+++ b/services/audio_service/server/include/audio_injector.h
@@ -0,0 +1,54 @@
+/*
+ * 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.
+ */
+#ifndef AUDIO_INJECTOR_H
+#define AUDIO_INJECTOR_H
+
+#include <set>
+#include "audio_module_info.h"
+
+namespace OHOS {
+namespace AudioStandard {
+class AudioInjector {
+public:
+    static AudioInjector& GetInstance()
+    {
+        static AudioInjector instance;
+        return instance;
+    }
+    int32_t Init();
+    int32_t DeInit();
+    int32_t UpdateAudioInfo(AudioModuleInfo &info);
+    int32_t MoveStream(uint32_t renderId, bool flag);
+    int32_t PeekAudioData(const uint32_t rendererPortIdx, uint8_t *destBuff, const size_t buffSize, AudioStreamInfo &streamInfo);
+    int32_t GetRendererStreamCount();
+    void SetCapturePortIdx(uint32_t idx);
+    uint32_t GetCapturePortIdx();
+    void SetRendererPortIdx(uint32_t idx);
+    uint32_t GetRendererPortIdx();
+
+private:
+    AudioInjector();
+    AudioInjector(const AudioInjector&) = delete;
+    AudioInjector& operator=(const AudioInjector&) = delete;
+private:
+    AudioModuleInfo moduleInfo_;
+    uint32_t capturePortIdx_;
+    uint32_t renderPortIdx_;
+    bool isConnected_;
+    std::unordered_map<uint32_t, std::string> rendererStreamMap_ = {};
+};
+} //  namespace AudioStandard
+} //  namespace OHOS
+#endif  // AUDIO_INJECTOR_H
\ No newline at end of file
diff --git a/services/audio_service/server/src/audio_injector.cpp b/services/audio_service/server/src/audio_injector.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..fa705301fd86933a71cd4506c6fcc5862ae2ecc9
--- /dev/null
+++ b/services/audio_service/server/src/audio_injector.cpp
@@ -0,0 +1,75 @@
+/*
+ * 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 "audio_injector.h"
+
+namespace OHOS {
+namespace AudioStandard {
+AudioInjector::AudioInjector()
+{
+    isConnected_ = false;
+}
+
+int32_t AudioInjector::Init()
+{
+    return 0;
+}
+
+int32_t AudioInjector::DeInit()
+{
+    return 0;
+}
+
+int32_t AudioInjector::UpdateAudioInfo(AudioModuleInfo &info)
+{
+    return 0;
+}
+
+int32_t AudioInjector::MoveStream(uint32_t renderId, bool flag)
+{
+    return 0;
+}
+
+int32_t AudioInjector::PeekAudioData(const uint32_t rendererPortIdx, uint8_t *destBuff, const size_t buffSize, AudioStreamInfo &streamInfo)
+{
+    return 0;
+}
+
+// get the number of rendererStream moved in Injector
+int32_t AudioInjector::GetRendererStreamCount()
+{
+    return rendererStreamMap_.size();
+}
+
+void AudioInjector::SetCapturePortIdx(uint32_t idx)
+{
+    capturePortIdx_ = idx;
+}
+
+uint32_t AudioInjector::GetCapturePortIdx()
+{
+    return capturePortIdx_;
+}
+
+void AudioInjector::SetRendererPortIdx(uint32_t idx)
+{
+    renderPortIdx_ = idx;
+}
+
+uint32_t AudioInjector::GetRendererPortIdx()
+{
+    return renderPortIdx_;
+}
+}  //  namespace AudioStandard
+}  //  namespace OHOS
\ No newline at end of file