diff --git a/ThunksList.md b/ThunksList.md
index 000f576..7825a4c 100644
--- a/ThunksList.md
+++ b/ThunksList.md
@@ -226,4 +226,5 @@
 | [ConvertThreadToFiberEx](https://docs.microsoft.com/windows/win32/api/winbase/nf-winbase-convertthreadtofiberex)               | 不存在时，调用 ConvertThreadToFiber。
 | [RoInitialize](https://docs.microsoft.com/windows/win32/api/roapi/nf-roapi-roinitialize)                                       | 不存在时，调用 CoInitializeEx。
 | [RoUninitialize](https://docs.microsoft.com/windows/win32/api/roapi/nf-roapi-rouninitialize)                                   | 不存在时，调用 CoUninitialize。
-
+| [GetDynamicTimeZoneInformation](https://docs.microsoft.com/windows/win32/api/timezoneapi/nf-timezoneapi-getdynamictimezoneinformation)   | 不存在时，调用 GetTimeZoneInformation。
+| [SetDynamicTimeZoneInformation](https://docs.microsoft.com/windows/win32/api/timezoneapi/nf-timezoneapi-setdynamictimezoneinformation)   | 不存在时，调用 SetTimeZoneInformation。
\ No newline at end of file
diff --git a/src/Thunks/api-ms-win-core-timezone.hpp b/src/Thunks/api-ms-win-core-timezone.hpp
new file mode 100644
index 0000000..1d8f8fc
--- /dev/null
+++ b/src/Thunks/api-ms-win-core-timezone.hpp
@@ -0,0 +1,111 @@
+
+#include <timezoneapi.h>
+
+namespace YY
+{
+	namespace Thunks
+	{
+#if (YY_Thunks_Support_Version < NTDDI_WIN6)
+
+		//Minimum supported client	Windows Vista [desktop apps | UWP apps]
+		//Minimum supported server	Windows Server 2008 [desktop apps | UWP apps]
+		__DEFINE_THUNK(
+		kernel32,
+		4,
+		_Success_(return != TIME_ZONE_ID_INVALID)
+		DWORD,
+		WINAPI,
+		GetDynamicTimeZoneInformation,
+			_Out_ PDYNAMIC_TIME_ZONE_INFORMATION pTimeZoneInformation
+			)
+		{
+			if (const auto pGetDynamicTimeZoneInformation = try_get_GetDynamicTimeZoneInformation())
+			{
+				return pGetDynamicTimeZoneInformation(pTimeZoneInformation);
+			}
+
+			memset(pTimeZoneInformation, 0, sizeof(*pTimeZoneInformation));
+
+			const auto Result = GetTimeZoneInformation((LPTIME_ZONE_INFORMATION)pTimeZoneInformation);
+
+			if (Result == TIME_ZONE_ID_INVALID)
+			{
+				return Result;
+			}
+
+			
+			pTimeZoneInformation->DynamicDaylightTimeDisabled = TIME_ZONE_ID_UNKNOWN == Result;
+
+			//搜索 TimeZoneKeyName 名称
+
+			do
+			{
+				HKEY hTimeZoneRootKey;
+				if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, LR"(SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones)", 0, KEY_READ, &hTimeZoneRootKey) != ERROR_SUCCESS)
+				{
+					break;
+				}
+
+				wchar_t szTimeZoneKeyName[128];
+
+				for (unsigned i = 0; RegEnumKeyW(hTimeZoneRootKey, i, szTimeZoneKeyName, _countof(szTimeZoneKeyName)) == ERROR_SUCCESS;++i)
+				{
+					HKEY hTimeZoneKey;
+					if (RegOpenKeyExW(hTimeZoneRootKey, szTimeZoneKeyName, 0, KEY_READ, &hTimeZoneKey) != ERROR_SUCCESS)
+						continue;
+
+					WCHAR StandardName[32] = {};
+					//防止奇葩注册表，让
+					DWORD cdStandardName = sizeof(StandardName);
+					auto lStatus = RegQueryValueExW(hTimeZoneKey, L"Std", nullptr, nullptr, (LPBYTE)StandardName, &cdStandardName);
+
+					RegCloseKey(hTimeZoneKey);
+
+					if (lStatus == ERROR_SUCCESS)
+					{
+						//始终保持 0 截断
+						StandardName[_countof(StandardName) - 1] = L'\0';
+
+						if (wcsicmp(StandardName, pTimeZoneInformation->StandardName) == 0)
+						{
+							memcpy(pTimeZoneInformation->TimeZoneKeyName, szTimeZoneKeyName, sizeof(szTimeZoneKeyName));
+
+							break;
+						}
+					}
+				}
+
+				RegCloseKey(hTimeZoneRootKey);
+
+			} while (false);
+
+			
+			return Result;
+
+		}
+#endif
+
+
+#if (YY_Thunks_Support_Version < NTDDI_WIN6)
+
+		//Minimum supported client	Windows Vista [desktop apps only]
+		//Minimum supported server	Windows Server 2008 [desktop apps only]
+		__DEFINE_THUNK(
+		kernel32,
+		4,
+		BOOL,
+		WINAPI,
+		SetDynamicTimeZoneInformation,
+			_In_ CONST DYNAMIC_TIME_ZONE_INFORMATION* lpTimeZoneInformation
+			)
+		{
+			if (const auto pSetDynamicTimeZoneInformation = try_get_SetDynamicTimeZoneInformation())
+			{
+				return pSetDynamicTimeZoneInformation(lpTimeZoneInformation);
+			}
+
+			return SetTimeZoneInformation((TIME_ZONE_INFORMATION*)lpTimeZoneInformation);
+		}
+#endif
+	}
+}
\ No newline at end of file
diff --git a/src/YY-Thunks.UnitTest.vcxproj b/src/YY-Thunks.UnitTest.vcxproj
index 2addab2..d7fe5d7 100644
--- a/src/YY-Thunks.UnitTest.vcxproj
+++ b/src/YY-Thunks.UnitTest.vcxproj
@@ -201,6 +201,7 @@
     <ClInclude Include="Thunks\api-ms-win-core-sysinfo.hpp" />
     <ClInclude Include="Thunks\api-ms-win-core-systemtopology.hpp" />
     <ClInclude Include="Thunks\api-ms-win-core-threadpool.hpp" />
+    <ClInclude Include="Thunks\api-ms-win-core-timezone.hpp" />
     <ClInclude Include="Thunks\api-ms-win-core-util.hpp" />
     <ClInclude Include="Thunks\api-ms-win-core-version.hpp" />
     <ClInclude Include="Thunks\api-ms-win-core-winrt-error.hpp" />
@@ -224,19 +225,7 @@
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
   <Target Name="Build_YY_Thunks_List_hpp" AfterTargets="BeforeClCompile" Inputs="$(MSBuildProjectFullPath)" Outputs="$(YY_Thunks_List_Path)">
-    <WriteLinesToFile
-      File="$(YY_Thunks_List_Path)"
-      Lines="// 由编译系统根据 $(MSBuildProjectFullPath) 自动生成，手工修改此文件无效！"
-      Overwrite="true"
-      Encoding="Unicode"
-      />
-    
-    <WriteLinesToFile
-      File="$(YY_Thunks_List_Path)"
-      Lines="#include %22%(ClInclude.Identity)%22"
-      Overwrite="false"
-      Encoding="Unicode"
-      Condition="@(ClInclude-&gt;StartsWith('Thunks%5C'))"
-      />
+    <WriteLinesToFile File="$(YY_Thunks_List_Path)" Lines="// 由编译系统根据 $(MSBuildProjectFullPath) 自动生成，手工修改此文件无效！" Overwrite="true" Encoding="Unicode" />
+    <WriteLinesToFile File="$(YY_Thunks_List_Path)" Lines="#include %22%(ClInclude.Identity)%22" Overwrite="false" Encoding="Unicode" Condition="@(ClInclude-&gt;StartsWith('Thunks%5C'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/src/YY-Thunks.UnitTest.vcxproj.filters b/src/YY-Thunks.UnitTest.vcxproj.filters
index 291c501..d23a556 100644
--- a/src/YY-Thunks.UnitTest.vcxproj.filters
+++ b/src/YY-Thunks.UnitTest.vcxproj.filters
@@ -158,6 +158,9 @@
     <ClInclude Include="Thunks\api-ms-win-core-fibers.hpp">
       <Filter>Thunks</Filter>
     </ClInclude>
+    <ClInclude Include="Thunks\api-ms-win-core-timezone.hpp">
+      <Filter>Thunks</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="def\x86\PSAPI2Kernel32.def">