diff --git a/sig/sigs_subsystem_list.md b/sig/sigs_subsystem_list.md
index 2aa7711b8e6c898151386bc86a22577ed0ae44e2..d3f0a436f7b26ccdff4727a5eceb0e17ceb75b84 100644
--- a/sig/sigs_subsystem_list.md
+++ b/sig/sigs_subsystem_list.md
@@ -11,7 +11,7 @@
|9|SIG_DriverFramework|SIG_DriverFramework|[chenfeng](https://gitee.com/chenfeng469)|L1S_Drivers|
|10|SIG_DataManagement|SIG_DataManagement|[gongashi](https://gitee.com/gong-a-shi)|L1S_DistributedDataMgr_DFS|
|11|SIG_SoftBus|SIG_SoftBus|[houweibo](houweibo@huawei.com)
[chengguohong](https://gitee.com/cheng_guohong)|L1S_Communication
L1S_telepony
L1S_Location
L1S_Communication_HW
L1S_Communication_NetMgr|
-|12|SIG_GraphicsandMedia|SIG_GraphicsandMedia|[wangjun](wangjun145@huawei.com)
[tanliwen](https://gitee.com/tanliwen1)|L1S_Graphic_AGPEngine
L1S_MultiModalInput
L1S_MultiMedia
L2S_Graphic_AGPComponent
L3S_Graphic_AGPWindows|
+|12|SIG_GraphicsandMedia|SIG_GraphicsandMedia|[wangjun](wangjun145@huawei.com)
[tanliwen](https://gitee.com/tanliwen1)|L1S_Graphic_AGPEngine
L1S_MultiModalInput
L1S_MultiMedia
L1S_Graphic_AGPComponent
L1S_Graphic_AGPWindows|
|13|SIG_SystemApplication|SIG_SysApplication|[wangfeng](https://gitee.com/nicolaswang)|L1S_Applications|
|14|SIG_R&DToolChain|SIG_R&DToolChain|[wangzaishang](https://gitee.com/wangzaishang)|L1S_DevTools|
|15|SIG_IVI|SIG_IVI|[guojinwei](guojinwei@huawei.com)|L1S_IVIHardware
L1S_IVI|