Buy at the wholesale market or online.
You can go to the wholesale market to find stores that wholesale hand cakes, or you can search and buy them on websites such as Taobao, JD.com, etc.
Hand cakes evolved from onion cakes and originated in Taiwan, China. The freshly baked hand cakes are stacked in thousands of layers, with layers like tissue paper. When grasped by hand, the noodles are thousands of threads. The outer layer is golden and crispy, and the inner layer is soft and white.