Su Bao Zhai Navel Cake. The first Taoyuan Top Ten Souvenir Navel Cake is not only Su Bao Zhai's signature treasure but also a must-have gift for tourists in the Taoyuan area and foreign clients from industrial zones. The first Taoyuan Top Ten Souvenir Navel Cake is not only Su Bao Zhai's signature treasure but also a must-have gift for tourists in the Taoyuan area and foreign clients from industrial zones. In addition to its delicious taste, it pioneered the use of the cake's shape and filling texture to represent the humanistic spirit and cultural characteristics of the Zhongli area. Address: 桃園市中壢區中美路一段3號(監理站對面) Hours: 00:00–23:59 Taoyuan