diff --git a/WinDevice/Utils/SysInfoUtil.cpp b/WinDevice/Utils/SysInfoUtil.cpp
index 532abe8..3bd1141 100644
--- a/WinDevice/Utils/SysInfoUtil.cpp
+++ b/WinDevice/Utils/SysInfoUtil.cpp
@@ -1,9 +1,22 @@
 #include <stdafx.h>
 #include <cstdio>
 #include <iphlpapi.h>
+#include <dxgi.h>
+#include <vector>
+#include <windows.h>
+#include <cfgmgr32.h>
+#include <comdef.h>
+#include <Wbemidl.h>
+#include <io.h>
+#include <fcntl.h>
+#include <chrono>
+#include <iostream>
 
 #include "SysInfoUtil.h"
 
+using namespace std;
+
+
 void SysInfoUtil::GetMacByGetAdaptersInfo(char* outMAC) const
 {
     ULONG ulOutBufLen = sizeof(IP_ADAPTER_INFO);
@@ -39,3 +52,250 @@ void SysInfoUtil::GetMacByGetAdaptersInfo(char* outMAC) const
     }
     free(pAdapterInfo);
 }
+
+int SysInfoUtil::GetInfoByQueryDisplayConfig()
+{
+    wcout << L"=====GetInfoByQueryDisplayConfig start=====" << endl;
+    std::vector<DISPLAYCONFIG_PATH_INFO> paths;
+    std::vector<DISPLAYCONFIG_MODE_INFO> modes;
+    UINT32 flags = QDC_ONLY_ACTIVE_PATHS;
+    LONG isError = ERROR_INSUFFICIENT_BUFFER;
+
+    UINT32 pathCount, modeCount;
+    isError = GetDisplayConfigBufferSizes(flags, &pathCount, &modeCount);
+    if (isError)
+    {
+        return 0;
+    }
+
+    // Allocate the path and mode arrays
+    paths.resize(pathCount);
+    modes.resize(modeCount);
+    // Get all active paths and their modes
+    isError = QueryDisplayConfig(flags, &pathCount, paths.data(), &modeCount, modes.data(), nullptr);
+    // The function may have returned fewer paths/modes than estimated
+    paths.resize(pathCount);
+    modes.resize(modeCount);
+    if (isError)
+    {
+        return 0;
+    }
+    // For each active path
+    int len = paths.size();
+    for (int i = 0; i < len; i++)
+    {
+        // Find the target (monitor) friendly name
+        DISPLAYCONFIG_TARGET_DEVICE_NAME targetName = {};
+        targetName.header.adapterId = paths[i].targetInfo.adapterId;
+        targetName.header.id = paths[i].targetInfo.id;
+        targetName.header.type = DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME;
+        targetName.header.size = sizeof(targetName);
+        isError = DisplayConfigGetDeviceInfo(&targetName.header);
+
+        if (isError)
+        {
+            return 0;
+        }
+        wcout << "monitorFriendlyDeviceName:" << targetName.monitorFriendlyDeviceName << endl;
+        wcout << "monitorDevicePath:" << targetName.monitorDevicePath << endl;
+    }
+    wcout << "=====GetInfoByQueryDisplayConfig end=====" << endl;
+}
+int SysInfoUtil::GetInfoByCfgmgr()
+{
+    wcout << "GetInfoByCfgmgr start" << endl;
+    DEVINST devInstRoot;
+    CONFIGRET cr = CM_Locate_DevNode(&devInstRoot, NULL, 0);
+    if (cr != CR_SUCCESS) {
+        // 处理错误
+        wcout << "GetInfoByCfgmgr error" << cr << endl;
+        return 0;
+    }
+    DEVINST devInstMonitor;
+    cr = CM_Get_Child(&devInstMonitor, devInstRoot, 0);
+    while (cr == CR_SUCCESS) {
+        // 在这里处理监视器设备
+        WCHAR displayName[1024];
+        ULONG displayNameSize = sizeof(displayName);
+
+        cr = CM_Get_DevNode_Registry_Property(devInstMonitor, CM_DRP_FRIENDLYNAME, NULL, displayName, &displayNameSize, 0);
+        if (cr == CR_SUCCESS) {
+            // displayName 包含显示名称
+            wcout << "displayName:" << displayName << endl;
+        }
+
+        WCHAR hardwareId[1024];
+        ULONG hardwareIdSize = sizeof(hardwareId);
+
+        cr = CM_Get_DevNode_Registry_Property(devInstMonitor, CM_DRP_HARDWAREID, NULL, hardwareId, &hardwareIdSize, 0);
+        if (cr == CR_SUCCESS) {
+            // hardwareId 包含硬件ID
+            wcout << "hardwareId:" << hardwareId << endl;
+        }
+        // 继续遍历下一个设备
+        cr = CM_Get_Sibling(&devInstMonitor, devInstMonitor, 0);
+    }
+    wcout << "GetInfoByCfgmgr end" << endl;
+}
+
+int SysInfoUtil::GetInfoByEnumDisplayDevices()
+{
+    wcout << "=====GetInfoByEnumDisplayDevices start=====" << endl;
+    DISPLAY_DEVICE displayDevice;
+    displayDevice.cb = sizeof(DISPLAY_DEVICE);
+    DWORD deviceIndex = 0;
+
+    while (EnumDisplayDevices(NULL, deviceIndex, &displayDevice, 0))
+    {
+        std::wcout << "Display Device Name: " << displayDevice.DeviceName << std::endl;
+        std::wcout << "Display Device String: " << displayDevice.DeviceString << std::endl;
+        std::wcout << "Display Device ID: " << displayDevice.DeviceID << std::endl;
+        std::wcout << "Display Device Key: " << displayDevice.DeviceKey << std::endl;
+        deviceIndex++;
+    }
+
+    wcout << "=====GetInfoByEnumDisplayDevices end=====" << endl;
+    return 0;
+}
+
+void SysInfoUtil::GetInfoByEnumDisplayMonitors()
+{
+    wcout << "=====GetInfoByEnumDisplayMonitors start=====" << endl;
+    // 枚举显示器
+    EnumDisplayMonitors(NULL, NULL, [](HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData) -> BOOL {
+        MONITORINFOEX monitorInfo;
+        monitorInfo.cbSize = sizeof(MONITORINFOEX);
+        if (GetMonitorInfo(hMonitor, &monitorInfo)) {
+            // 输出友好名称
+            wcout << "szDevice:" << monitorInfo.szDevice << endl;
+            wcout << "right:" << monitorInfo.rcMonitor.right << endl;
+            wcout << "bottom:" << monitorInfo.rcMonitor.bottom << endl;
+        }
+        return TRUE;
+        }, 0);
+    wcout << "=====GetInfoByEnumDisplayMonitors end=====" << endl;
+}
+
+int SysInfoUtil::GetInfoByWMI()
+{
+    wcout << "=====GetInfoByWMI start=====" << endl;
+    _setmode(_fileno(stdout), _O_U16TEXT);
+    HRESULT hr;
+
+    hr = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
+    if (FAILED(hr)) {
+        std::wcerr << L"COM 初始化失败！" << std::endl;
+        return 1;
+    }
+
+    hr = CoInitializeSecurity(
+        nullptr,
+        -1,
+        nullptr,
+        nullptr,
+        RPC_C_AUTHN_LEVEL_DEFAULT,
+        RPC_C_IMP_LEVEL_IMPERSONATE,
+        nullptr,
+        EOAC_NONE,
+        nullptr);
+
+    if (FAILED(hr)) {
+        CoUninitialize();
+        std::wcerr << L"CoInitializeSecurity 失败！" << std::endl;
+        return 1;
+    }
+
+    IWbemLocator* pLocator = nullptr;
+    hr = CoCreateInstance(
+        CLSID_WbemLocator,
+        nullptr,
+        CLSCTX_INPROC_SERVER,
+        IID_IWbemLocator,
+        reinterpret_cast<void**>(&pLocator));
+
+    if (FAILED(hr)) {
+        CoUninitialize();
+        std::wcerr << L"CoCreateInstance 失败！" << std::endl;
+        return 1;
+    }
+
+    IWbemServices* pServices = nullptr;
+    hr = pLocator->ConnectServer(
+        _bstr_t(L"ROOT\\CIMV2"),
+        nullptr,
+        nullptr,
+        0,
+        0,
+        0,
+        0,
+        &pServices);
+
+    pLocator->Release();
+
+    if (FAILED(hr)) {
+        CoUninitialize();
+        std::wcerr << L"ConnectServer 失败！" << std::endl;
+        return 1;
+    }
+
+    hr = CoSetProxyBlanket(
+        pServices,
+        RPC_C_AUTHN_WINNT,
+        RPC_C_AUTHZ_NONE,
+        nullptr,
+        RPC_C_AUTHN_LEVEL_CALL,
+        RPC_C_IMP_LEVEL_IMPERSONATE,
+        nullptr,
+        EOAC_NONE);
+
+    if (FAILED(hr)) {
+        pServices->Release();
+        CoUninitialize();
+        std::wcerr << L"CoSetProxyBlanket 失败！" << std::endl;
+        return 1;
+    }
+
+    IEnumWbemClassObject* pEnum = nullptr;
+    hr = pServices->ExecQuery(
+        bstr_t("WQL"),
+        bstr_t("SELECT * FROM Win32_DesktopMonitor"),
+        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
+        nullptr,
+        &pEnum);
+
+    if (FAILED(hr)) {
+        pServices->Release();
+        CoUninitialize();
+        std::wcerr << L"ExecQuery 失败！" << std::endl;
+        return 1;
+    }
+
+    IWbemClassObject* pClassObject = nullptr;
+    ULONG uReturn = 0;
+
+    while (pEnum->Next(WBEM_INFINITE, 1, &pClassObject, &uReturn) == 0) {
+        VARIANT vtDeviceID;
+        VARIANT vtScreenWidth;
+        VARIANT vtScreenHeight;
+        VARIANT vtModelName;
+
+        hr = pClassObject->Get(L"DeviceID", 0, &vtDeviceID, 0, 0);
+        hr = pClassObject->Get(L"ScreenWidth", 0, &vtScreenWidth, 0, 0);
+        hr = pClassObject->Get(L"ScreenHeight", 0, &vtScreenHeight, 0, 0);
+        hr = pClassObject->Get(L"MonitorType", 0, &vtModelName, 0, 0);
+
+        if (SUCCEEDED(hr) && vtDeviceID.vt == VT_BSTR && vtScreenWidth.vt == VT_I4 && vtScreenHeight.vt == VT_I4 && vtModelName.vt == VT_BSTR) {
+            std::wcout << L"设备名称: " << vtDeviceID.bstrVal << std::endl;
+            std::wcout << L"分辨率: " << vtScreenWidth.lVal << L"x" << vtScreenHeight.lVal << std::endl;
+            std::wcout << L"型号: " << vtModelName.bstrVal << std::endl;
+        }
+
+        pClassObject->Release();
+    }
+
+    pEnum->Release();
+    pServices->Release();
+    CoUninitialize();
+    wcout << L"=====GetInfoByWMI end=====" << endl;
+    return 0;
+}
diff --git a/WinDevice/Utils/SysInfoUtil.h b/WinDevice/Utils/SysInfoUtil.h
index 339ff17..b8fa183 100644
--- a/WinDevice/Utils/SysInfoUtil.h
+++ b/WinDevice/Utils/SysInfoUtil.h
@@ -1,9 +1,22 @@
 #pragma once
 
 #pragma comment(lib, "IPHLPAPI.lib")
+#pragma comment(lib, "wbemuuid.lib")
 
 class SysInfoUtil
 {
 public:
     void GetMacByGetAdaptersInfo(char* outMAC) const;
+
+    static int GetInfoByWMI();
+
+    static void GetInfoByEnumDisplayMonitors();
+
+    static int GetInfoByEnumDisplayDevices();
+
+    static int GetInfoByQueryDisplayConfig();
+
+    static int GetInfoByCfgmgr();
+
+private:
 };
diff --git a/WinDevice/WinDevice.cpp b/WinDevice/WinDevice.cpp
index 570225f..01d9458 100644
--- a/WinDevice/WinDevice.cpp
+++ b/WinDevice/WinDevice.cpp
@@ -3,24 +3,25 @@
 
 #include <chrono>
 #include <iostream>
+#include <windows.h>
+#include <vector>
 
 #include "Utils/SysInfoUtil.h"
 
 using namespace std;
+
 int main()
 {
-    SysInfoUtil util;
-    char mac[18];
-
     // 测量函数调用的耗时
-    auto start = chrono::high_resolution_clock::now();
-    util.GetMacByGetAdaptersInfo(mac);
+	auto start = chrono::high_resolution_clock::now();
+    SysInfoUtil::GetInfoByEnumDisplayDevices();
+    SysInfoUtil::GetInfoByEnumDisplayMonitors();
+    SysInfoUtil::GetInfoByWMI();
+    // SysInfoUtil::GetInfoByCfgmgr();
+    SysInfoUtil::GetInfoByQueryDisplayConfig();
     auto end = chrono::high_resolution_clock::now();
     auto duration = chrono::duration_cast<chrono::milliseconds>(end - start);
-    cout << "Function call duration: " << duration.count() << " ms" << endl;
-
-    // 输出日志信息
-    cout << "MAC address: " << mac << endl;
+    wcout << "Function call duration: " << duration.count() << " ms" << endl;
 }
 
 // 运行程序: Ctrl + F5 或调试 >“开始执行(不调试)”菜单
diff --git a/WinDevice/WinDevice.vcxproj b/WinDevice/WinDevice.vcxproj
index 1b14dbb..1f0661d 100644
--- a/WinDevice/WinDevice.vcxproj
+++ b/WinDevice/WinDevice.vcxproj
@@ -23,7 +23,7 @@
     <Keyword>Win32Proj</Keyword>
     <ProjectGuid>{fc07175f-ec7a-4ce5-9f7f-976dc6aed04d}</ProjectGuid>
     <RootNamespace>WinDevice</RootNamespace>
-    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.19041.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -72,6 +72,7 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
+    <IncludePath>$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <LinkIncremental>false</LinkIncremental>
@@ -93,6 +94,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalDependencies>dxgi.lib;cfgmgr32.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
diff --git a/WinDevice/WinDevice.vcxproj.filters b/WinDevice/WinDevice.vcxproj.filters
index 4795808..27b1a08 100644
--- a/WinDevice/WinDevice.vcxproj.filters
+++ b/WinDevice/WinDevice.vcxproj.filters
@@ -18,5 +18,25 @@
     <ClCompile Include="WinDevice.cpp">
       <Filter>源文件</Filter>
     </ClCompile>
+    <ClCompile Include="Audio\AudioManager.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="Utils\SysInfoUtil.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="Audio\AudioEnum.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="Audio\AudioManager.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="stdafx.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="Utils\SysInfoUtil.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/WinDevice/WinDevice.vcxproj.user b/WinDevice/WinDevice.vcxproj.user
index 88a5509..966b4ff 100644
--- a/WinDevice/WinDevice.vcxproj.user
+++ b/WinDevice/WinDevice.vcxproj.user
@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup />
+  <PropertyGroup>
+    <ShowAllFiles>true</ShowAllFiles>
+  </PropertyGroup>
 </Project>
\ No newline at end of file