Modern Chinese has a variety of different dialects, and their distribution is very wide. The differences between dialects are manifested in all aspects of phonetics, vocabulary and grammar, especially in phonetics. This course allows students to understand the different regional cultures of China through the explanation of four representative dialects, Shanghai dialect, Sichuan dialect, Henan dialect and Cantonese dialect. At the same time, due to China's vast territory, vast land and abundant resources, there are differences in climate, products, and customs in different places. For a long time, many flavors have been formed in the diet. There has always been a saying in China that " Rice is the main food for people in the south part of china and flour food for north part.", and the taste is divided into "sweet in the south, salty in the north, sour in the east and spicy in the west". We will also introduce you to the specialties of Shanghai, Sichuan, Henan and Guangdong. There will be a deeper understanding of different regional cultures.