diff --git a/sig/sig-graphicsandmedia/sig-graphicsandmedia.md b/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
index 3827f91b9ed1517398d357e149053c2dff7a6e4c..8999cfb4a61710680662c816645beb99d82d16f8 100644
--- a/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
+++ b/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
@@ -26,6 +26,8 @@ OpenHarmony Graphics and Multimedia related design and review.
   - third_party_gstreamer:https://gitee.com/openharmony/third_party_gstreamer
   - third_party_glib:https://gitee.com/openharmony/third_party_glib
   - third_party_libffi:https://gitee.com/openharmony/third_party_libffi
+  - third_party_libsnd:https://gitee.com/openharmony/third_party_libsnd
+  - third_party_pulseaudio:https://gitee.com/openharmony/third_party_pulseaudio
   - graphic_standard:https://gitee.com/openharmony/graphic_standard
   - graphic_surface:https://gitee.com/openharmony/graphic_surface
   - graphic_ui:https://gitee.com/openharmony/graphic_ui
diff --git a/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md b/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md
index 1593f139e9c35ea4875afe1cf8fdd66e0c1a24ea..05b7bc1f9416c9b292e631ff30f941030c47321a 100644
--- a/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md
+++ b/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md
@@ -26,6 +26,8 @@ OpenHarmony 图形和媒体管理。
   - third_party_gstreamer:https://gitee.com/openharmony/third_party_gstreamer
   - third_party_glib:https://gitee.com/openharmony/third_party_glib
   - third_party_libffi:https://gitee.com/openharmony/third_party_libffi
+  - third_party_libsnd:https://gitee.com/openharmony/third_party_libsnd
+  - third_party_pulseaudio:https://gitee.com/openharmony/third_party_pulseaudio
   - graphic_standard:https://gitee.com/openharmony/graphic_standard
   - graphic_surface:https://gitee.com/openharmony/graphic_surface
   - graphic_ui:https://gitee.com/openharmony/graphic_ui
diff --git a/sig/sigs.json b/sig/sigs.json
index 398cc0de9e72bb329b228d321f81ef8df5ed8368..ab1fdc4749814e7b3090f9ea4ad3749ce6865617 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -284,6 +284,8 @@
             "https://gitee.com/openharmony/third_party_gstreamer",
             "https://gitee.com/openharmony/third_party_glib",
             "https://gitee.com/openharmony/third_party_libffi",
+            "https://gitee.com/openharmony/third_party_libsnd",
+            "https://gitee.com/openharmony/third_party_pulseaudio",
             "https://gitee.com/openharmony/graphic_standard",
             "https://gitee.com/openharmony/graphic_surface",
             "https://gitee.com/openharmony/graphic_ui",
@@ -310,6 +312,8 @@
             "third_party/gstreamer",
             "third_party/glib",
             "third_party/libffi",
+            "third_party/libsnd",
+            "third_party/pulseaudio",
             "foundation/graphic/standard",
             "foundation/graphic/surface",
             "foundation/graphic/ui",
diff --git a/zh/committer.md b/zh/committer.md
index 04d54b07db613fb4fd4ca5eddd2fa575e0ba4d52..a3d33f73e67eb7dd94629feae9f9270835e32b68 100644
--- a/zh/committer.md
+++ b/zh/committer.md
@@ -234,3 +234,5 @@
 |232|applications_camera|applications/standard/camera|https://gitee.com/blancwu|wuyawei1@huawei.com|||SIG_SystemApplication|
 |233|applications_contacts|applications/standard/contacts|https://gitee.com/starr666|starr.zhang@huawei.com|https://gitee.com/xuqiling0|xuqiling1@huawei.com|SIG_SystemApplication|
 |234|applications_mms|applications/standard/mms|https://gitee.com/starr666|starr.zhang@huawei.com|https://gitee.com/zhangjinlin1|zhangjinlin5@huawei.com|SIG_SystemApplication|
+|235|third_party_libsnd|third_party/libsnd|https://gitee.com/zhu-mingliang|zhumingliang@huawei.com| | |SIG_GraphicsandMedia|
+|236|third_party_pulseaudio|third_party/pulseaudio|https://gitee.com/zhu-mingliang|zhumingliang@huawei.com| | |SIG_GraphicsandMedia|