ASRock Inc. is a Taiwan-based electronics manufacturer which focuses on the development of motherboards, industrial PCs, and HTPCs. It was established in 2002, making ASRock a relatively young brand in the motherboard manufacturing industry. ASRock is currently led by chairman Ted Hsu and owned by the Pegatron Corporation.
ASRock has distributors in over 90 countries around the world and branches in Europe, US and China.
ASRock is the world’s third largest motherboard manufacturer, having cooperated with Johnathan Fatal1ty Wendel - 12 times FPS World Games championship record holder - in the development of a gaming-oriented enthusiast motherboard in 2011. Additionally, in early 2012 ASRock enlisted the help of HWBOT world overclocking champion, Nick Shih.
Yes they are of good quality for the price that you pay.