chmod 774

[root@localhost wwwroot]# chattr -i /home/wwwroot/ziliao.ibeian.com
[root@localhost wwwroot]# chmod -R 754 /home/wwwroot/ziliao.ibeian.com
[root@localhost wwwroot]# cd  /home/wwwroot/ziliao.ibeian.com
[root@localhost ziliao.ibeian.com]# rm -rf 60ooyL.com
[root@localhost ziliao.ibeian.com]# ls
sy456789.com