Is this Power Supply GOOD?

Has no efficiency rating and doesn't use japanese capcitors. I wouldn't trust it.
From the website you provided the Seasonic FOCUS FM-750 will be a much better deal in terms of reliability and efficiency.

Here's the link to it: http://citycenter.jo/index.php?route=product/product&path=18_514_78&product_id=4259&filter=MANUFFUNAM=Seasonic=71=Filter+by+Brand+