diff --git a/ZCppMainTest/ZtCLink_001.cpp b/ZCppMainTest/ZtCLink_001.cpp
new file mode 100644
index 0000000..de355ab
--- /dev/null
+++ b/ZCppMainTest/ZtCLink_001.cpp
@@ -0,0 +1,140 @@
+
+
+#include <string>
+#include <iostream>
+#include "ZCppMain/ZtCLinkList.H"
+
+
+using namespace std;
+
+
+namespace ZNsMain
+{
+
+    namespace ZNsExam
+    {
+
+        class ZCLinkEx :
+            public ZtCLink<ZCEmpty, ZCLinkEx>
+        {
+        };
+
+
+        static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)
+        {
+            typedef ZtCLink<ZCEmpty, ZCEmpty> ZCLink1;
+            typedef ZtCLink<string , ZCEmpty> ZCLink2;
+            typedef ZtCLink<ZCEmpty, string > ZCLink3;
+            typedef ZtCLink<string , string > ZCLink4;
+            typedef ZCLinkEx                  ZCLink5;
+
+            cout<<"# ZCLink1::TypeThis -> "<<typeid(ZCLink1::TypeThis ).name()<<endl;
+            cout<<"# ZCLink1::TypeBase -> "<<typeid(ZCLink1::TypeBase ).name()<<endl;
+            cout<<"# ZCLink1::TypeChild-> "<<typeid(ZCLink1::TypeChild).name()<<endl;
+            cout<<"**********************************************************"<<endl;
+            cout<<"# ZCLink2::TypeThis -> "<<typeid(ZCLink2::TypeThis ).name()<<endl;
+            cout<<"# ZCLink2::TypeBase -> "<<typeid(ZCLink2::TypeBase ).name()<<endl;
+            cout<<"# ZCLink2::TypeChild-> "<<typeid(ZCLink2::TypeChild).name()<<endl;
+            cout<<"**********************************************************"<<endl;
+            cout<<"# ZCLink3::TypeThis -> "<<typeid(ZCLink3::TypeThis ).name()<<endl;
+            cout<<"# ZCLink3::TypeBase -> "<<typeid(ZCLink3::TypeBase ).name()<<endl;
+            cout<<"# ZCLink3::TypeChild-> "<<typeid(ZCLink3::TypeChild).name()<<endl;
+            cout<<"**********************************************************"<<endl;
+            cout<<"# ZCLink4::TypeThis -> "<<typeid(ZCLink4::TypeThis ).name()<<endl;
+            cout<<"# ZCLink4::TypeBase -> "<<typeid(ZCLink4::TypeBase ).name()<<endl;
+            cout<<"# ZCLink4::TypeChild-> "<<typeid(ZCLink4::TypeChild).name()<<endl;
+            cout<<"**********************************************************"<<endl;
+            cout<<"# ZCLink5::TypeThis -> "<<typeid(ZCLink5::TypeThis ).name()<<endl;
+            cout<<"# ZCLink5::TypeBase -> "<<typeid(ZCLink5::TypeBase ).name()<<endl;
+            cout<<"# ZCLink5::TypeChild-> "<<typeid(ZCLink5::TypeChild).name()<<endl;
+
+            return 0;
+        }/*
+        static int Main(int AI_ArgCnt=0, char* APP_ArgVal[]=0)*/
+
+    }/*
+    namespace ZNsExam*/
+
+}/*
+namespace ZNsMain*/
+
+
+int main(int AI_ArgCnt, char* APP_ArgVal[])
+{
+    return ZNsMain::ZNsExam::Main(AI_ArgCnt, APP_ArgVal);
+}/*
+int main(int AI_ArgCnt, char* APP_ArgVal[])*/
+
+
+/*////////////////////////////////////////////////////////////////////////////////////////
+
+■  cygwin 컴파일
+
+    // g++ -mno-cygwin -o ZtCLink_001.exe   ZtCLink_001.cpp -I../../my_CPP/CPP_Main/ -I../../my_CPP/CPP_Std/ -D__CYGWIN32__ -D__VISUAL_CPP_VER__=200300
+    // g++ -mno-cygwin -o ZtCLink_001_D.exe ZtCLink_001.cpp -I../../my_CPP/CPP_Main/ -I../../my_CPP/CPP_Std/ -D__CYGWIN32__ -D__VISUAL_CPP_VER__=200300 -D_DEBUG
+
+■  mingw 컴파일
+
+    g++.exe -o ZtCLink_001_mw.exe   ZtCLink_001.cpp -I../
+    g++.exe -o ZtCLink_001_mw_D.exe ZtCLink_001.cpp -I../ -D_DEBUG
+
+    ./ZtCLink_001_mw.exe
+    ./ZtCLink_001_mw_D.exe
+
+
+        Administrator@q381-2673 UCRT64 /e/my_CPP/ZCpp/ZCppMainTest
+        # date
+        Sun Aug 24 10:47:09 KST 2025
+
+        Administrator@q381-2673 UCRT64 /e/my_CPP/ZCpp/ZCppMainTest
+        # g++ --version
+        g++.exe (Rev2, Built by MSYS2 project) 13.2.0
+        Copyright (C) 2023 Free Software Foundation, Inc.
+        This is free software; see the source for copying conditions.  There is NO
+        warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+
+■  Linux 컴파일
+
+    g++ -std=c++98 -o ZtCLink_001.exe   ZtCLink_001.cpp -I../
+    g++ -std=c++98 -o ZtCLink_001_D.exe ZtCLink_001.cpp -I../ -D_DEBUG
+
+        sauron@q381-2673:/mnt/e/my_CPP/ZCpp/ZCppMainTest$ gcc --version
+        gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
+        Copyright (C) 2019 Free Software Foundation, Inc.
+        This is free software; see the source for copying conditions.  There is NO
+        warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+        sauron@q381-2673:/mnt/e/my_CPP/ZCpp/ZCppMainTest$ date
+        Sun Aug 24 00:05:51 DST 2025
+
+        sauron@q381-2673:/mnt/e/my_CPP/ZCpp/ZCppMainTest$ cat /etc/os-release
+        NAME="Ubuntu"
+        VERSION="20.04.6 LTS (Focal Fossa)"
+        ID=ubuntu
+        ID_LIKE=debian
+        PRETTY_NAME="Ubuntu 20.04.6 LTS"
+        VERSION_ID="20.04"
+        HOME_URL="https://www.ubuntu.com/"
+        SUPPORT_URL="https://help.ubuntu.com/"
+        BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
+        PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
+        VERSION_CODENAME=focal
+        UBUNTU_CODENAME=focal
+
+
+        [sauron@q381-2657 ZCppMainTest]$ cat /etc/centos-release
+        CentOS Linux release 7.9.2009 (Core)
+
+        [sauron@q381-2657 ZCppMainTest]$ g++ --version
+        g++ (GCC) 4.8.5 20150623 (Red Hat 4.8.5-44)
+        Copyright (C) 2015 Free Software Foundation, Inc.
+        This is free software; see the source for copying conditions.  There is NO
+        warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+■  실행
+
+    ./ZtCLink_001.exe
+    ./ZtCLink_001_D.exe
+
+////////////////////////////////////////////////////////////////////////////////////////*/