diff --git a/sig/sig-graphicsandmedia/sig-graphicsandmedia.md b/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
index 9b0c795198d62c8b73abb69df51e6ed27638915f..689f4708627cc051de04a791810f8d1df9be2941 100644
--- a/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
+++ b/sig/sig-graphicsandmedia/sig-graphicsandmedia.md
@@ -32,6 +32,7 @@ OpenHarmony Graphics and Multimedia related design and review.
   - third_party_libsoup:https://gitee.com/openharmony/third_party_libsoup
   - third_party_libpsl:https://gitee.com/openharmony/third_party_libpsl
   - third_party_gettext:https://gitee.com/openharmony/third_party_gettext
+  - third_party_openh264:https://gitee.com/openharmony-sig/third_party_openh264
   - 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 4a5c03c23cd78ea49b878433b6e48fe2211f75f8..235ed76d7825396422dbd31bfa6b46b7d8162f3b 100644
--- a/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md
+++ b/sig/sig-graphicsandmedia/sig-graphicsandmedia_cn.md
@@ -32,6 +32,7 @@ OpenHarmony 图形和媒体管理。
   - third_party_libsoup:https://gitee.com/openharmony/third_party_libsoup
   - third_party_libpsl:https://gitee.com/openharmony/third_party_libpsl
   - third_party_gettext:https://gitee.com/openharmony/third_party_gettext
+  - third_party_openh264:https://gitee.com/openharmony-sig/third_party_openh264
   - 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 d9a262e28e6e29439f49664276def9cc409d4bcc..74baac91f167d6ac5596aa10a830d2dc11a975d0 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -430,6 +430,7 @@
             "https://gitee.com/openharmony/third_party_libsoup",
             "https://gitee.com/openharmony/third_party_libpsl",
             "https://gitee.com/openharmony/third_party_gettext",
+            "https://gitee.com/openharmony-sig/third_party_openh264",
             "https://gitee.com/openharmony/graphic_standard",
             "https://gitee.com/openharmony/graphic_surface",
             "https://gitee.com/openharmony/graphic_ui",
@@ -464,6 +465,7 @@
             "third_party/libsoup",
             "third_party/libpsl",
             "third_party/gettext",
+            "third_party/openh264",
             "foundation/graphic/standard",
             "foundation/graphic/surface",
             "foundation/graphic/ui",
diff --git a/zh/committer.md b/zh/committer.md
index 1319daed671c9769b730b75da700bfc852d66706..77de02088d3ab0321e977f31c4d85abe456978e0 100755
--- a/zh/committer.md
+++ b/zh/committer.md
@@ -306,3 +306,4 @@
 |304|vendor_hihope|vendor/hihope|https://gitee.com/leonard_shi|shi_lei1@hoperun.com| | |SIG_Devboard|
 |305|third_party_egl|third_party/EGL|https://gitee.com/lijj01|lijunjie29@huawei.com| | |SIG_GraphicsandMedia|
 |306|third_party_opengles|third_party/openGLES|https://gitee.com/lijj01|lijunjie29@huawei.com| | |SIG_GraphicsandMedia|
+|307|third_party_openh264|third_party/openh264|https://gitee.com/zhu-mingliang|zhumingliang@huawei.com| | |SIG_GraphicsandMedia|
\ No newline at end of file