Look at title.Old username is "line",this user is test user,is test member too.
看标题。原用户名是line，这个用户是测试用户，也是测试成员。
This user haven't friends,don't add friends too.
该用户没有好友，也不要添加。
I test DCMS to find features in DCMS.
我测试DCMS以发现DCMS中的特性。
End,this user is free,don't said to admin.
最后，这个用户是自由的，不要给管理员说。