Longyou hair cake can be stored in vacuum fresh-keeping bags and refrigerators. Because it is a traditional food with glutinous rice as the main material, glutinous rice tastes best within 4.5 days after cooking. Therefore, it is suggested that the best time is within 5 days after Longyou hair cake is cooked.

"Longyou Hair Cake" is a non-legacy project with unique production technology. In addition, the cakes in Yueyang and Huizhou have their own characteristics. The ingredients are exquisite, the finished product is as white as jade, the pores are as fine as needles, fresh and fragrant, sweet but not greasy, waxy but not sticky. Its biggest feature is that it is fermented by adding a proper amount of glutinous rice wine in the production process.