Bubble Oil Cake is a well-known traditional Han Chinese snack in Sanyuan County, Shaanxi Province. Its origins can be traced back to the name of “Wangfengxiao” oil cake in the Wei Dynasty. The bubble oil cake is a hot noodle and then wrapped in a yellow cinnamon sugar filling. It is called a bubble oil cake because of the bulging foam on the cake surface. Stuffing is made with white sugar, yellow laurel, rose, peach kernel, and cooked noodles; the noodles are made with hot noodles.

Bubble Oil Cake is a well-known traditional Han Chinese snack in Sanyuan County, Xianyang City, Shaanxi Province. Its origins can be traced back to the name of the dying feast of Wei Juyuan in the Tang Dynasty. Bubble oil cake filling is made with white sugar, yellow laurel, rose, peach kernel and cooked noodles. The bubble oil cake features white color and loose skin, such as light gauze, and the flaps are kneaded.

The Golden Line Oil Tower (also known as the Thousand Layers of Oil Cake) is a famous traditional Han Chinese snack in Sanyuan County, Shaanxi Province. Its layer is thin, loose and not greasy, its shape "lifts like a gold thread, put down like a pine cone", so there is a mention of gold wire, put like a tower.