Medium grade. Brown Rock Spanish Restaurant, located in the middle of b 1 Sinking Square in Vientiane City, Hangzhou, is very popular among young people in Hangzhou, but it was chosen as a middle-class restaurant because its annual income did not reach the standard of 45 million. 20 1 1 Brownstone Spanish restaurant, which started in Brownstone, was officially listed in China on 20021,and it is a restaurant specializing in selling Spanish cuisine.