Jiaozi is a traditional food in China. Jiaozi originated from the ancient trough. Jiaozi, formerly known as Joule, was invented by Zhang Zhongjing, a doctor in Nanyang, China, with a history of 1800 years. It is a traditional special food deeply loved by the people of China, also known as jiaozi. It is the staple food and local snacks of China people, and it is also the New Year food. There is a folk song called "A slight cold arrives, eat jiaozi in the New Year." Jiaozi often cooks with flour and leather bag stuffing. .
As for rice cakes, it's basically the Spring Festival, and it doesn't feel like jiaozi. Many places don't eat rice cakes, but they eat jiaozi.