Rice rolls, also called bra steamed rice rolls, is a kind of rice product, also called bra rice rolls, loose bowels, rolled powder, loose bowels and bundles, which is different from pig rice rolls (shaped like pig intestines). Due to the large sales volume in the morning market, most shops are in short supply, and people often queue up for meals, so they are dubbed "grabbing powder". It is known as "white as snow, thin as paper, shiny, smooth and delicious" when it is produced.

Rice rolls is a very famous traditional snack of Han nationality in Guangdong, which belongs to Cantonese cuisine and originated from Longzhou (now luoding city, Yunfu City, Guangdong Province) in the Tang Dynasty. Rice rolls can only be classified according to its production methods. Generally, Bula is called Bula rice rolls, and the other is directly steamed. Generally, drawer-type rice rolls is called drawer-type rice rolls.

Rice rolls can't be divided by place, because local businesses will cater to customers' tastes and adjust their tastes according to the local market. They will add the name of the local city before rice rolls. For example, Guangzhou will be called Guangzhou Xiguan rice rolls, and Chaozhou will be called Chaozhou rice rolls. It is unscientific to divide the country into hundreds of rice rolls. Because all rice rolls are actually a kind of rice rolls of Yunfu Luoding.