Cutting olive oil with cheaper vegetable oils is much more acceptable in my books then boiling down rancid sewage grease and selling it as new cooking oil.
But you're right, capitalism causes cost-cutting measures all over the world. However dangerous. Not just in Asia.
I have never heard of sunshine kitchen, but I don't live in BJ, so that might be why.
Western countries have their own questionable oil though:
http://www.businessinsider.com/fake-olive-oil-2012-1?IR=T&op...
http://kellythekitchenkop.com/the-olive-oil-mafia-be-aware-o...