Chongyang cake, chrysanthemum wine, crab.

Chongyang cake, also known as "flower cake", is named after eating it on the Double Ninth Festival. It is a traditional food that must be eaten on the Double Ninth Festival. Drinking chrysanthemum wine on the Double Ninth Festival is a popular custom in ancient times. Because "Jiujiu" is homophonic with "Jiujiu".

The ninth day of the ninth lunar month is the time when crabs are fully mature. At this time, crabs are not only rich in meat and fat, but also very delicious.

The Double Ninth Festival is a traditional folk festival in China, which falls on the ninth day of the ninth lunar month every year. The number of "Nine" is a positive number in the Book of Changes, and the two positive numbers of "Nine Nine" are heavy, so it is called "Chongyang"; It is also called "double ninth" because the day and the month all meet nine. Returning to the truth in 1999, one yuan began, and the ancients thought that Chongyang in 1999 was an auspicious day.