diff --git a/CWeChatRobot/GetChatRoomMembers.cpp b/CWeChatRobot/GetChatRoomMembers.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..77002c29d25c4c04b10e42b157afbbf22fc57377
--- /dev/null
+++ b/CWeChatRobot/GetChatRoomMembers.cpp
@@ -0,0 +1,55 @@
+#include "pch.h"
+
+struct ChatRoomInfoStruct {
+	DWORD members;
+	DWORD length;
+};
+
+SAFEARRAY* GetChatRoomMembers(wchar_t* chatroomid) {
+	if (!hProcess)
+		return NULL;
+    DWORD WeChatRobotBase = GetWeChatRobotBase();
+    DWORD dwId = 0;
+    DWORD dwWriteSize = 0;
+    DWORD dwHandle = 0;
+    HRESULT hr = S_OK;
+    ChatRoomInfoStruct chatroominfo = { 0 };
+    LPVOID chatroomidaddr = VirtualAllocEx(hProcess, NULL, 1, MEM_COMMIT, PAGE_READWRITE);
+    if (!chatroomidaddr || !WeChatRobotBase) {
+        return NULL;
+    }
+    else {
+        WriteProcessMemory(hProcess, chatroomidaddr, chatroomid, wcslen(chatroomid) * 2 + 2, &dwWriteSize);
+    }
+
+    DWORD GetChatRoomMembersRemoteAddr = WeChatRobotBase + GetChatRoomMembersRemoteOffset;
+    HANDLE hThread = ::CreateRemoteThread(hProcess, NULL, 0, (LPTHREAD_START_ROUTINE)GetChatRoomMembersRemoteAddr, (LPVOID)chatroomidaddr, 0, &dwId);
+    if (hThread) {
+        WaitForSingleObject(hThread, INFINITE);
+        GetExitCodeThread(hThread, &dwHandle);
+    }
+    else {
+        return NULL;
+    }
+    if (!dwHandle)
+        return NULL;
+    ReadProcessMemory(hProcess,(LPCVOID)dwHandle,&chatroominfo,sizeof(ChatRoomInfoStruct),0);
+    wchar_t* members = new wchar_t[chatroominfo.length + 1];
+    ZeroMemory(members, (chatroominfo.length + 1) * 2);
+    ReadProcessMemory(hProcess, (LPCVOID)chatroominfo.members, members, chatroominfo.length * 2, 0);
+    cout << members << endl;
+    SAFEARRAYBOUND rgsaBound[2] = { {2,0},{2,0} };
+    SAFEARRAY* psaValue = SafeArrayCreate(VT_VARIANT, 2, rgsaBound);
+    long keyIndex[2] = { 0,0 };
+    keyIndex[0] = 0; keyIndex[1] = 0;
+    hr = SafeArrayPutElement(psaValue, keyIndex, &(_variant_t)L"chatroomid");
+    keyIndex[0] = 0; keyIndex[1] = 1;
+    hr = SafeArrayPutElement(psaValue, keyIndex, &(_variant_t)chatroomid);
+    keyIndex[0] = 1; keyIndex[1] = 0;
+    hr = SafeArrayPutElement(psaValue, keyIndex, &(_variant_t)L"members");
+    keyIndex[0] = 1; keyIndex[1] = 1;
+    hr = SafeArrayPutElement(psaValue, keyIndex, &(_variant_t)members);
+    delete[] members;
+    members = NULL;
+    return psaValue;
+}
\ No newline at end of file
diff --git a/CWeChatRobot/GetChatRoomMembers.h b/CWeChatRobot/GetChatRoomMembers.h
new file mode 100644
index 0000000000000000000000000000000000000000..0088ef6a8677435a957975bdc0caf14b86686ef2
--- /dev/null
+++ b/CWeChatRobot/GetChatRoomMembers.h
@@ -0,0 +1,3 @@
+#pragma once
+#include<windows.h>
+SAFEARRAY* GetChatRoomMembers(wchar_t* chatroomid);
\ No newline at end of file
diff --git a/CWeChatRobot/WeChatRobot.cpp b/CWeChatRobot/WeChatRobot.cpp
index 1963146a97b6dfe507a2a1dc46aeaca810636b21..8d45c81c378981148c08ba32f3ffbd09743b6e33 100644
--- a/CWeChatRobot/WeChatRobot.cpp
+++ b/CWeChatRobot/WeChatRobot.cpp
@@ -186,4 +186,16 @@ STDMETHODIMP CWeChatRobot::CReceiveMessage(VARIANT* __result) {
 STDMETHODIMP CWeChatRobot::CStopReceiveMessage(int* __result) {
     *__result = StopReceiveMessage();
     return S_OK;
+}
+
+/*
+* 参数1：群聊ID
+* 参数2：预返回的值，调用时无需提供
+*/
+STDMETHODIMP CWeChatRobot::CGetChatRoomMembers(BSTR chatroomid,VARIANT* __result) {
+    VARIANT vsaValue;
+    vsaValue.vt = VT_ARRAY | VT_VARIANT;
+    V_ARRAY(&vsaValue) = GetChatRoomMembers(chatroomid);
+    *__result = vsaValue;
+    return S_OK;
 }
\ No newline at end of file
diff --git a/CWeChatRobot/WeChatRobot.h b/CWeChatRobot/WeChatRobot.h
index 522700c99c41dce737984bc34ea2b08b43e15cd0..2c21482c950471f1d658d0b286c2bd5ccd394041 100644
--- a/CWeChatRobot/WeChatRobot.h
+++ b/CWeChatRobot/WeChatRobot.h
@@ -70,6 +70,7 @@ public:
 	STDMETHODIMP CStartReceiveMessage(int* __result);
 	STDMETHODIMP CReceiveMessage(VARIANT* __result);
 	STDMETHODIMP CStopReceiveMessage(int* __result);
+	STDMETHODIMP CGetChatRoomMembers(BSTR chatroomid, VARIANT* __result);
 };
 
 OBJECT_ENTRY_AUTO(__uuidof(WeChatRobot), CWeChatRobot)
diff --git a/CWeChatRobot/WeChatRobotCOM.idl b/CWeChatRobot/WeChatRobotCOM.idl
index 1553c5423d730051d350a22b3885a63789d29ca4..81a0d38033eeacd9c55997d56da6f2b4046c3400 100644
--- a/CWeChatRobot/WeChatRobotCOM.idl
+++ b/CWeChatRobot/WeChatRobotCOM.idl
@@ -35,6 +35,7 @@ interface IWeChatRobot : IDispatch
 	[id(17)] HRESULT CReceiveMessage([out, retval] VARIANT* __result);
 	[id(18)] HRESULT CStopReceiveMessage([out, retval] int* __result);
 	[id(19)] HRESULT CSendAtText([in] BSTR chatroomid, [in] BSTR wxid, [in] BSTR wxmsg, [out, retval] int* __result);
+	[id(20)] HRESULT CGetChatRoomMembers([in] BSTR chatroomid, [out, retval] VARIANT* __result);
 };
 [
 	uuid(721abb35-141a-4aa2-94f2-762e2833fa6c),
diff --git a/CWeChatRobot/WeChatRobotCOM.vcxproj b/CWeChatRobot/WeChatRobotCOM.vcxproj
index 87571f9e3f129fb133dce94437733502633aa96a..eb889c9e5c2a621ddbced1205c477701dbf5b553 100644
--- a/CWeChatRobot/WeChatRobotCOM.vcxproj
+++ b/CWeChatRobot/WeChatRobotCOM.vcxproj
@@ -214,6 +214,7 @@
     <ClInclude Include="CheckFriendStatus.h" />
     <ClInclude Include="framework.h" />
     <ClInclude Include="FriendList.h" />
+    <ClInclude Include="GetChatRoomMembers.h" />
     <ClInclude Include="InjertDll.h" />
     <ClInclude Include="pch.h" />
     <ClInclude Include="ReceiveMessage.h" />
@@ -235,6 +236,7 @@
   <ItemGroup>
     <ClCompile Include="CheckFriendStatus.cpp" />
     <ClCompile Include="FriendList.cpp" />
+    <ClCompile Include="GetChatRoomMembers.cpp" />
     <ClCompile Include="InjertDll.cpp" />
     <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
diff --git a/CWeChatRobot/WeChatRobotCOM.vcxproj.filters b/CWeChatRobot/WeChatRobotCOM.vcxproj.filters
index 72d2c4f5574c7a789963636b35e402735d7b9fb6..2fc93e0d6928590f37bdeec40356d5bcdc0f3804 100644
--- a/CWeChatRobot/WeChatRobotCOM.vcxproj.filters
+++ b/CWeChatRobot/WeChatRobotCOM.vcxproj.filters
@@ -59,6 +59,12 @@
     <Filter Include="发送消息\发送艾特">
       <UniqueIdentifier>{ee92dda5-7326-49ad-a09b-b339eedbb518}</UniqueIdentifier>
     </Filter>
+    <Filter Include="群相关">
+      <UniqueIdentifier>{2f19dd43-78d1-4a4b-8aad-fb047f4274e6}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="群相关\获取群成员">
+      <UniqueIdentifier>{dce4ab67-7d14-41b1-8e89-cbf9a8315a3a}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="framework.h">
@@ -121,6 +127,9 @@
     <ClInclude Include="SendAtText.h">
       <Filter>发送消息\发送艾特</Filter>
     </ClInclude>
+    <ClInclude Include="GetChatRoomMembers.h">
+      <Filter>群相关\获取群成员</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="WeChatRobotCOM.cpp">
@@ -174,6 +183,9 @@
     <ClCompile Include="SendAtText.cpp">
       <Filter>发送消息\发送艾特</Filter>
     </ClCompile>
+    <ClCompile Include="GetChatRoomMembers.cpp">
+      <Filter>群相关\获取群成员</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="WeChatRobotCOM.rc">
diff --git a/CWeChatRobot/WeChatRobotCOM_i.h b/CWeChatRobot/WeChatRobotCOM_i.h
index 1654cf203f325776b35cb39ec47ad282a0928e85..d6d76b3eef30b9d08e5679a8403a22e3c57dc23d 100644
--- a/CWeChatRobot/WeChatRobotCOM_i.h
+++ b/CWeChatRobot/WeChatRobotCOM_i.h
@@ -163,6 +163,10 @@ EXTERN_C const IID IID_IWeChatRobot;
             /* [in] */ BSTR wxmsg,
             /* [retval][out] */ int *__result) = 0;
         
+        virtual /* [id] */ HRESULT STDMETHODCALLTYPE CGetChatRoomMembers( 
+            /* [in] */ BSTR chatroomid,
+            /* [retval][out] */ VARIANT *__result) = 0;
+        
     };
     
     
@@ -315,6 +319,11 @@ EXTERN_C const IID IID_IWeChatRobot;
             /* [in] */ BSTR wxmsg,
             /* [retval][out] */ int *__result);
         
+        /* [id] */ HRESULT ( STDMETHODCALLTYPE *CGetChatRoomMembers )( 
+            IWeChatRobot * This,
+            /* [in] */ BSTR chatroomid,
+            /* [retval][out] */ VARIANT *__result);
+        
         END_INTERFACE
     } IWeChatRobotVtbl;
 
@@ -408,6 +417,9 @@ EXTERN_C const IID IID_IWeChatRobot;
 #define IWeChatRobot_CSendAtText(This,chatroomid,wxid,wxmsg,__result)	\
     ( (This)->lpVtbl -> CSendAtText(This,chatroomid,wxid,wxmsg,__result) ) 
 
+#define IWeChatRobot_CGetChatRoomMembers(This,chatroomid,__result)	\
+    ( (This)->lpVtbl -> CGetChatRoomMembers(This,chatroomid,__result) ) 
+
 #endif /* COBJMACROS */
 
 
diff --git a/CWeChatRobot/WeChatRobotCOM_p.c b/CWeChatRobot/WeChatRobotCOM_p.c
index c4a64457908e77e123ba2974d99be3598dbb6965..fe360ce5a9ec07467431ccc31bf13b07fe2a43a8 100644
--- a/CWeChatRobot/WeChatRobotCOM_p.c
+++ b/CWeChatRobot/WeChatRobotCOM_p.c
@@ -49,7 +49,7 @@
 #include "WeChatRobotCOM_i.h"
 
 #define TYPE_FORMAT_STRING_SIZE   1221                              
-#define PROC_FORMAT_STRING_SIZE   793                               
+#define PROC_FORMAT_STRING_SIZE   835                               
 #define EXPR_FORMAT_STRING_SIZE   1                                 
 #define TRANSMIT_AS_TABLE_SIZE    0            
 #define WIRE_MARSHAL_TABLE_SIZE   2            
@@ -798,6 +798,42 @@ static const WeChatRobotCOM_MIDL_PROC_FORMAT_STRING WeChatRobotCOM__MIDL_ProcFor
 /* 790 */	0x8,		/* FC_LONG */
 			0x0,		/* 0 */
 
+	/* Procedure CGetChatRoomMembers */
+
+/* 792 */	0x33,		/* FC_AUTO_HANDLE */
+			0x6c,		/* Old Flags:  object, Oi2 */
+/* 794 */	NdrFcLong( 0x0 ),	/* 0 */
+/* 798 */	NdrFcShort( 0x1a ),	/* 26 */
+/* 800 */	NdrFcShort( 0x10 ),	/* x86 Stack size/offset = 16 */
+/* 802 */	NdrFcShort( 0x0 ),	/* 0 */
+/* 804 */	NdrFcShort( 0x8 ),	/* 8 */
+/* 806 */	0x47,		/* Oi2 Flags:  srv must size, clt must size, has return, has ext, */
+			0x3,		/* 3 */
+/* 808 */	0x8,		/* 8 */
+			0x47,		/* Ext Flags:  new corr desc, clt corr check, srv corr check, has range on conformance */
+/* 810 */	NdrFcShort( 0x1 ),	/* 1 */
+/* 812 */	NdrFcShort( 0x1 ),	/* 1 */
+/* 814 */	NdrFcShort( 0x0 ),	/* 0 */
+
+	/* Parameter chatroomid */
+
+/* 816 */	NdrFcShort( 0x8b ),	/* Flags:  must size, must free, in, by val, */
+/* 818 */	NdrFcShort( 0x4 ),	/* x86 Stack size/offset = 4 */
+/* 820 */	NdrFcShort( 0x2a ),	/* Type Offset=42 */
+
+	/* Parameter __result */
+
+/* 822 */	NdrFcShort( 0x4113 ),	/* Flags:  must size, must free, out, simple ref, srv alloc size=16 */
+/* 824 */	NdrFcShort( 0x8 ),	/* x86 Stack size/offset = 8 */
+/* 826 */	NdrFcShort( 0x4ac ),	/* Type Offset=1196 */
+
+	/* Return value */
+
+/* 828 */	NdrFcShort( 0x70 ),	/* Flags:  out, return, base type, */
+/* 830 */	NdrFcShort( 0xc ),	/* x86 Stack size/offset = 12 */
+/* 832 */	0x8,		/* FC_LONG */
+			0x0,		/* 0 */
+
 			0x0
         }
     };
@@ -1649,7 +1685,8 @@ static const unsigned short IWeChatRobot_FormatStringOffsetTable[] =
     630,
     666,
     702,
-    738
+    738,
+    792
     };
 
 static const MIDL_STUBLESS_PROXY_INFO IWeChatRobot_ProxyInfo =
@@ -1673,7 +1710,7 @@ static const MIDL_SERVER_INFO IWeChatRobot_ServerInfo =
     0,
     0,
     0};
-CINTERFACE_PROXY_VTABLE(26) _IWeChatRobotProxyVtbl = 
+CINTERFACE_PROXY_VTABLE(27) _IWeChatRobotProxyVtbl = 
 {
     &IWeChatRobot_ProxyInfo,
     &IID_IWeChatRobot,
@@ -1702,7 +1739,8 @@ CINTERFACE_PROXY_VTABLE(26) _IWeChatRobotProxyVtbl =
     (void *) (INT_PTR) -1 /* IWeChatRobot::CStartReceiveMessage */ ,
     (void *) (INT_PTR) -1 /* IWeChatRobot::CReceiveMessage */ ,
     (void *) (INT_PTR) -1 /* IWeChatRobot::CStopReceiveMessage */ ,
-    (void *) (INT_PTR) -1 /* IWeChatRobot::CSendAtText */
+    (void *) (INT_PTR) -1 /* IWeChatRobot::CSendAtText */ ,
+    (void *) (INT_PTR) -1 /* IWeChatRobot::CGetChatRoomMembers */
 };
 
 
@@ -1730,6 +1768,7 @@ static const PRPC_STUB_FUNCTION IWeChatRobot_table[] =
     NdrStubCall2,
     NdrStubCall2,
     NdrStubCall2,
+    NdrStubCall2,
     NdrStubCall2
 };
 
@@ -1737,7 +1776,7 @@ CInterfaceStubVtbl _IWeChatRobotStubVtbl =
 {
     &IID_IWeChatRobot,
     &IWeChatRobot_ServerInfo,
-    26,
+    27,
     &IWeChatRobot_table[-3],
     CStdStubBuffer_DELEGATING_METHODS
 };
diff --git a/CWeChatRobot/pch.cpp b/CWeChatRobot/pch.cpp
index 28a0d70574aa2aa19736456e3bd11f1c4bae9508..3ea5e91557279e47ff187388766e020234490c68 100644
--- a/CWeChatRobot/pch.cpp
+++ b/CWeChatRobot/pch.cpp
@@ -29,6 +29,8 @@ DWORD UnHookReceiveMessageRemoteOffset = 0x0;
 DWORD GetHeadMessageRemoteOffset = 0x0;
 DWORD PopHeadMessageRemoteOffset = 0x0;
 
+DWORD GetChatRoomMembersRemoteOffset = 0x0;
+
 wstring SelfInfoString = L"";
 
 HANDLE hProcess = NULL;
@@ -134,6 +136,9 @@ void GetProcOffset(wchar_t* workPath) {
     DWORD PopHeadMessageRemoteAddr = (DWORD)GetProcAddress(hd, PopHeadMessageRemote);
     PopHeadMessageRemoteOffset = PopHeadMessageRemoteAddr - WeChatBase;
 
+    DWORD GetChatRoomMembersRemoteAddr = (DWORD)GetProcAddress(hd, GetChatRoomMembersRemote);
+    GetChatRoomMembersRemoteOffset = GetChatRoomMembersRemoteAddr - WeChatBase;
+
     FreeLibrary(hd);
     delete[] dllpath;
     dllpath = NULL;
diff --git a/CWeChatRobot/robotdata.h b/CWeChatRobot/robotdata.h
index 9c09e31bcb0a33c4654cb29291772a3ef391f0a0..bd0bd5b817ff9a192e46618d522e883ec0f20a31 100644
--- a/CWeChatRobot/robotdata.h
+++ b/CWeChatRobot/robotdata.h
@@ -11,6 +11,7 @@
 #include "SelfInfo.h"
 #include "CheckFriendStatus.h"
 #include "ReceiveMessage.h"
+#include "GetChatRoomMembers.h"
 
 extern HANDLE hProcess;
 extern DWORD SendImageOffset;
@@ -40,6 +41,8 @@ extern DWORD UnHookReceiveMessageRemoteOffset;
 extern DWORD GetHeadMessageRemoteOffset;
 extern DWORD PopHeadMessageRemoteOffset;
 
+extern DWORD GetChatRoomMembersRemoteOffset;
+
 
 #define dllname L"DWeChatRobot.dll"
 
@@ -67,4 +70,6 @@ extern DWORD PopHeadMessageRemoteOffset;
 #define HookReceiveMessageRemote "HookReceiveMessage"
 #define UnHookReceiveMessageRemote "UnHookReceiveMessage"
 #define GetHeadMessageRemote "GetHeadMessage"
-#define PopHeadMessageRemote "PopHeadMessage"
\ No newline at end of file
+#define PopHeadMessageRemote "PopHeadMessage"
+
+#define GetChatRoomMembersRemote "GetChatRoomMembersRemote"
\ No newline at end of file
diff --git a/DWeChatRobot/DWeChatRobot.vcxproj b/DWeChatRobot/DWeChatRobot.vcxproj
index a1430fb147cb017f53260995992c1122e2c41e93..12ef5304aee0039b263d0fe4054db8d7575e52e2 100644
--- a/DWeChatRobot/DWeChatRobot.vcxproj
+++ b/DWeChatRobot/DWeChatRobot.vcxproj
@@ -157,6 +157,7 @@
     <ClInclude Include="CheckFriendStatus.h" />
     <ClInclude Include="framework.h" />
     <ClInclude Include="FriendList.h" />
+    <ClInclude Include="GetChatRoomMembers.h" />
     <ClInclude Include="LogMsgInfo.h" />
     <ClInclude Include="pch.h" />
     <ClInclude Include="ReceiveMessage.h" />
@@ -173,6 +174,7 @@
     <ClCompile Include="CheckFriendStatus.cpp" />
     <ClCompile Include="dllmain.cpp" />
     <ClCompile Include="FriendList.cpp" />
+    <ClCompile Include="GetChatRoomMemebers.cpp" />
     <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
diff --git a/DWeChatRobot/DWeChatRobot.vcxproj.filters b/DWeChatRobot/DWeChatRobot.vcxproj.filters
index 14aa8088f3ef57bd1b1f7add39f8e5f4cd56a5ba..0079cf59713888e516fb0445a4c02f07b6b90be5 100644
--- a/DWeChatRobot/DWeChatRobot.vcxproj.filters
+++ b/DWeChatRobot/DWeChatRobot.vcxproj.filters
@@ -58,6 +58,12 @@
     <Filter Include="发送消息\发送艾特">
       <UniqueIdentifier>{15310114-64cf-4426-a4ef-3c889824d2de}</UniqueIdentifier>
     </Filter>
+    <Filter Include="群相关">
+      <UniqueIdentifier>{5bb967a4-4dc2-4b95-a3da-2795edc30b1b}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="群相关\获取群成员">
+      <UniqueIdentifier>{fabe98aa-4f28-4bc6-b368-68808145a135}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="framework.h">
@@ -102,6 +108,9 @@
     <ClInclude Include="SendAtText.h">
       <Filter>发送消息\发送艾特</Filter>
     </ClInclude>
+    <ClInclude Include="GetChatRoomMembers.h">
+      <Filter>群相关\获取群成员</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="dllmain.cpp">
@@ -146,5 +155,8 @@
     <ClCompile Include="SendAtText.cpp">
       <Filter>发送消息\发送艾特</Filter>
     </ClCompile>
+    <ClCompile Include="GetChatRoomMemebers.cpp">
+      <Filter>群相关\获取群成员</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/DWeChatRobot/GetChatRoomMembers.h b/DWeChatRobot/GetChatRoomMembers.h
new file mode 100644
index 0000000000000000000000000000000000000000..341ac29ff7fcb96c18c2d2a8bd3c6b9fc02c4f6b
--- /dev/null
+++ b/DWeChatRobot/GetChatRoomMembers.h
@@ -0,0 +1,5 @@
+#pragma once
+#include<windows.h>
+
+BOOL __stdcall GetChatRoomMembers(wchar_t* chatroomid);
+extern "C" __declspec(dllexport) DWORD GetChatRoomMembersRemote(LPVOID lparameter);
\ No newline at end of file
diff --git a/DWeChatRobot/GetChatRoomMemebers.cpp b/DWeChatRobot/GetChatRoomMemebers.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..9f9fbb87081038e9c978f9ab87d78f9414ec61bb
--- /dev/null
+++ b/DWeChatRobot/GetChatRoomMemebers.cpp
@@ -0,0 +1,79 @@
+#include "pch.h"
+
+#define GetChatRoomMembersCall1Offset 0x6246BBB0 - 0x61E20000
+#define GetChatRoomMembersCall2Offset 0x61EDF550 - 0x61E20000
+#define GetChatRoomMembersCall3Offset 0x622046D0 - 0x61E20000
+#define DeleteGetChatRoomMembersCacheCallOffset 0x6246BDD0 - 0x61E20000
+
+struct ChatRoomInfoStruct {
+	wchar_t* members = NULL;
+	DWORD length = 0;
+};
+
+ChatRoomInfoStruct chatroominfo = { 0 };
+
+DWORD GetChatRoomMembersRemote(LPVOID lparameter) {
+	wchar_t* chatroomid = (WCHAR*)lparameter;
+	if (chatroominfo.members != NULL) {
+		delete[] chatroominfo.members;
+		chatroominfo.members = NULL;
+		chatroominfo.length = 0;
+	}
+	if (GetChatRoomMembers(chatroomid)) {
+#ifdef _DEBUG
+		wcout << chatroominfo.members << endl;
+#endif
+		return (DWORD)&chatroominfo.members;
+	}
+	else {
+		return 0;
+	}
+	return 0;
+}
+
+BOOL __stdcall GetChatRoomMembers(wchar_t* chatroomid) {
+	DWORD WeChatWinBase = GetWeChatWinBase();
+	DWORD GetChatRoomMembersCall1 = WeChatWinBase + GetChatRoomMembersCall1Offset;
+	DWORD GetChatRoomMembersCall2 = WeChatWinBase + GetChatRoomMembersCall2Offset;
+	DWORD GetChatRoomMembersCall3 = WeChatWinBase + GetChatRoomMembersCall3Offset;
+	DWORD DeleteGetChatRoomMembersCacheCall = WeChatWinBase + DeleteGetChatRoomMembersCacheCallOffset;
+
+	WxBaseStruct wsChatRoomId(chatroomid);
+	char buffer[0x1B0] = { 0 };
+	DWORD isSuccess = 0x0;
+	DWORD DataAddr = 0x0;
+
+	__asm {
+		pushad;
+		pushfd;
+		lea ecx, buffer;
+		mov DataAddr, ecx;
+		call GetChatRoomMembersCall1;
+		call GetChatRoomMembersCall2;
+		lea eax, buffer;
+		push eax;
+		lea edi, wsChatRoomId;
+		push edi;
+		call GetChatRoomMembersCall3;
+		mov isSuccess, eax;
+		popfd;
+		popad;
+	}
+	if (isSuccess) {
+		char* members = (char*)(*(DWORD*)(DataAddr + 0x1C));
+		wchar_t* wmembers = new wchar_t[strlen(members) + 1];
+		ZeroMemory(wmembers, (strlen(members) + 1) * 2);
+		MultiByteToWideChar(CP_ACP,0,members,-1,wmembers, strlen(members) + 1);
+		chatroominfo.members = wmembers;
+		chatroominfo.length = wcslen(wmembers);
+	}
+	__asm {
+		pushad;
+		pushfd;
+		lea ecx, buffer;
+		call DeleteGetChatRoomMembersCacheCall;
+		popfd;
+		popad;
+	}
+	return isSuccess;
+}
\ No newline at end of file
diff --git a/DWeChatRobot/dllmain.cpp b/DWeChatRobot/dllmain.cpp
index 6cc07724230e31f412ddff8755369536e061f760..7c204a3ddd336c7a68eace069bfbc48be7459994 100644
--- a/DWeChatRobot/dllmain.cpp
+++ b/DWeChatRobot/dllmain.cpp
@@ -21,6 +21,7 @@ BOOL APIENTRY DllMain( HMODULE hModule,
         printf("SendArticle 0x%08X\n", (DWORD)SendArticle);
         printf("SendCard 0x%08X\n", (DWORD)SendCard);
         printf("CheckFriendStatus 0x%08X\n", (DWORD)CheckFriendStatus);
+        printf("GetChatRoomMembers 0x%08X\n", (DWORD)GetChatRoomMembers);
 #endif
         break;
     }
diff --git a/DWeChatRobot/pch.h b/DWeChatRobot/pch.h
index 2e58b3ec888b29654804c4f838878d25db7a1ed0..589ca7da350b7c5a2f37c427c1cc0ae6060eaf1a 100644
--- a/DWeChatRobot/pch.h
+++ b/DWeChatRobot/pch.h
@@ -23,6 +23,7 @@
 #include "LogMsgInfo.h"
 #include "ReceiveMessage.h"
 #include "SendAtText.h"
+#include "GetChatRoomMembers.h"
 #endif //PCH_H
 
 using namespace std;
diff --git a/Release/CWeChatRobot.exe b/Release/CWeChatRobot.exe
index cef5ebd3b2f2cc5a4cc5b70ace326526161878ff..6727cb3fde7985fd03dc005270c072c1277e6fed 100644
Binary files a/Release/CWeChatRobot.exe and b/Release/CWeChatRobot.exe differ
diff --git a/Release/DWeChatRobot.dll b/Release/DWeChatRobot.dll
index bb7378dd257795c2b0a983cc9dc51df4847a99c3..80def5e233de89ddcf79c25c0f4a8f4a1527cf6c 100644
Binary files a/Release/DWeChatRobot.dll and b/Release/DWeChatRobot.dll differ
diff --git a/wxRobot.py b/wxRobot.py
index 15f846012e5d9d6ca5c176cc3ef3b283f34a7804..e45e0c60c87f9bbf3625586aa45e05d9492f4597 100644
--- a/wxRobot.py
+++ b/wxRobot.py
@@ -134,6 +134,18 @@ class WeChatRobot():
         userinfo = self.robot.CGetWxUserInfo(wxid).replace('\n','\\n')
         return ast.literal_eval(userinfo)
     
+    def GetChatRoomMembers(self,chatroomid):
+        info = dict(self.robot.CGetChatRoomMembers(chatroomid))
+        if not info:
+            return None
+        members = info['members'].split('^G')
+        data = self.GetWxUserInfo(chatroomid)
+        data['members'] = []
+        for member in members:
+            memberinfo = self.GetWxUserInfo(member)
+            data['members'].append(memberinfo)
+        return data
+        
     def CheckFriendStatusInit(self):
         return self.robot.CCheckFriendStatusInit()
     
@@ -246,7 +258,7 @@ def test_ReceiveMessage():
     wx.StartReceiveMessage(CallBackFunc = ReceiveMessageCallBack)
     try:
         while True:
-            pass
+            time.sleep(1)
     except KeyboardInterrupt:
         pass
     wx.StopService()