Liwan District, Guangzhou. There is a puffer fish cooking training class in Liwan District, Guangzhou, which belongs to Guangzhou Dingzheng Catering Management Co., Ltd., and will systematically learn the classification, slaughter and cooking practices of puffer fish. The puffer fish produced at the intersection of salt and fresh water in rivers and seas is a dangerous food. The puffer fish is tender and delicious, and has been favored by people since ancient times. This series of dishes is distinctive, unique and wonderful. Because of its special historical position, puffer fish not only enjoys high food praise, but also embellishes the rich and luxurious traditional food culture formed over thousands of years.