nowadays we are having a look at the Quark PSU series from Rosewill. Rosewill is a North American manufacturer,most commonly known as being Newegg's in-house brand. Rosewill is also a company that is usually trying to compete by outpricing the competition, offering low cost and mainstream products at lower prices. The Quark series however is not meant for the average user, or but for enthusiasts that are shopping for a tall quality and performance PSU,suggesting that Rosewill is not afraid to compete against the cream of the market.
Source: anandtech.com