If you just ordered a VPS from us then you should be receiving an email with your credentials that looks like this:
If you ordered a Windows VPS then Remote Desktop should have been enabled automatically. Here is how to connect with RDP.
If you ordered a Linux VPS SSH should be enabled automatically. Here is how to connect with SSH to a Linux VPS.
If you want to connect via HTML5 VNC (console screen of VPS) click here.