Win Create new folder and open it

@echo off
chcp 65001 >nul

:: Get current date in proper YYMMDD format
for /f "tokens=2 delims==" %%I in ('wmic os get localdatetime /value') do set datetime=%%I
set foldername=%datetime:~2,2%%datetime:~4,2%%datetime:~6,2%

:: Create folder on Desktop
set "desktop=%USERPROFILE%\Desktop\00项目"
mkdir "%desktop%\%foldername%" 2>nul

if exist "%desktop%\%foldername%" (
    echo Folder created: %desktop%\%foldername%
    explorer "%desktop%\%foldername%"
) else (
    echo Folder already exists!
)

timeout /t 2 >nul
exit